diff --git a/dist/ethereum.js b/dist/ethereum.js
index 7b456c0a0..8f1e32f0b 100644
--- a/dist/ethereum.js
+++ b/dist/ethereum.js
@@ -450,6 +450,97 @@ module.exports = contract;
     You should have received a copy of the GNU Lesser General Public License
     along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
 */
+/** @file filter.js
+ * @authors:
+ *   Jeffrey Wilcke <jeff@ethdev.com>
+ *   Marek Kotewicz <marek@ethdev.com>
+ *   Marian Oancea <marian@ethdev.com>
+ *   Gav Wood <g@ethdev.com>
+ * @date 2014
+ */
+
+// TODO: is these line is supposed to be here? 
+if ("build" !== 'build') {/*
+    var web3 = require('./web3'); // jshint ignore:line
+*/}
+
+/// should be used when we want to watch something
+/// it's using inner polling mechanism and is notified about changes
+var Filter = function(options, impl) {
+    this.impl = impl;
+    this.callbacks = [];
+
+    var self = this;
+    this.promise = impl.newFilter(options);
+    this.promise.then(function (id) {
+        self.id = id;
+        web3.on(impl.changed, id, self.trigger.bind(self));
+        web3.provider.startPolling({call: impl.changed, args: [id]}, id);
+    });
+};
+
+/// alias for changed*
+Filter.prototype.arrived = function(callback) {
+    this.changed(callback);
+};
+
+/// gets called when there is new eth/shh message
+Filter.prototype.changed = function(callback) {
+    var self = this;
+    this.promise.then(function(id) {
+        self.callbacks.push(callback);
+    });
+};
+
+/// trigger calling new message from people
+Filter.prototype.trigger = function(messages) {
+    for(var i = 0; i < this.callbacks.length; i++) {
+        this.callbacks[i].call(this, messages);
+    }
+};
+
+/// should be called to uninstall current filter
+Filter.prototype.uninstall = function() {
+    var self = this;
+    this.promise.then(function (id) {
+        self.impl.uninstallFilter(id);
+        web3.provider.stopPolling(id);
+        web3.off(impl.changed, id);
+    });
+};
+
+/// should be called to manually trigger getting latest messages from the client
+Filter.prototype.messages = function() {
+    var self = this;
+    return this.promise.then(function (id) {
+        return self.impl.getMessages(id);
+    });
+};
+
+/// alias for messages
+Filter.prototype.logs = function () {
+    return this.messages();
+};
+
+module.exports = Filter;
+
+},{}],5:[function(require,module,exports){
+/*
+    This file is part of ethereum.js.
+
+    ethereum.js is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    ethereum.js is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
+*/
 /** @file httprpc.js
  * @authors:
  *   Marek Kotewicz <marek@ethdev.com>
@@ -529,7 +620,7 @@ Object.defineProperty(HttpRpcProvider.prototype, "onmessage", {
 
 module.exports = HttpRpcProvider;
 
-},{}],5:[function(require,module,exports){
+},{}],6:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -576,7 +667,7 @@ Object.defineProperty(QtProvider.prototype, "onmessage", {
 
 module.exports = QtProvider;
 
-},{}],6:[function(require,module,exports){
+},{}],7:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -593,7 +684,7 @@ module.exports = QtProvider;
     You should have received a copy of the GNU Lesser General Public License
     along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
 */
-/** @file main.js
+/** @file web3.js
  * @authors:
  *   Jeffrey Wilcke <jeff@ethdev.com>
  *   Marek Kotewicz <marek@ethdev.com>
@@ -602,6 +693,11 @@ module.exports = QtProvider;
  * @date 2014
  */
 
+var Filter = require('./filter');
+
+/// Recursively resolves all promises in given object and replaces the resolved values with promises
+/// @param any object/array/promise/anything else..
+/// @returns (resolves) object with replaced promises with their result 
 function flattenPromise (obj) {
     if (obj instanceof Promise) {
         return Promise.resolve(obj);
@@ -641,12 +737,14 @@ function flattenPromise (obj) {
     return Promise.resolve(obj);
 }
 
+/// @returns an array of objects describing web3 api methods
 var web3Methods = function () {
     return [
     { name: 'sha3', call: 'web3_sha3' }
     ];
 };
 
+/// @returns an array of objects describing web3.eth api methods
 var ethMethods = function () {
     var blockCall = function (args) {
         return typeof args[0] === "string" ? "eth_blockByHash" : "eth_blockByNumber";
@@ -680,6 +778,7 @@ var ethMethods = function () {
     return methods;
 };
 
+/// @returns an array of objects describing web3.eth api properties
 var ethProperties = function () {
     return [
     { name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },
@@ -694,6 +793,7 @@ var ethProperties = function () {
     ];
 };
 
+/// @returns an array of objects describing web3.db api methods
 var dbMethods = function () {
     return [
     { name: 'put', call: 'db_put' },
@@ -703,6 +803,7 @@ var dbMethods = function () {
     ];
 };
 
+/// @returns an array of objects describing web3.shh api methods
 var shhMethods = function () {
     return [
     { name: 'post', call: 'shh_post' },
@@ -713,6 +814,7 @@ var shhMethods = function () {
     ];
 };
 
+/// @returns an array of objects describing web3.eth.watch api methods
 var ethWatchMethods = function () {
     var newFilter = function (args) {
         return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';
@@ -725,6 +827,7 @@ var ethWatchMethods = function () {
     ];
 };
 
+/// @returns an array of objects describing web3.shh.watch api methods
 var shhWatchMethods = function () {
     return [
     { name: 'newFilter', call: 'shh_newFilter' },
@@ -733,6 +836,8 @@ var shhWatchMethods = function () {
     ];
 };
 
+/// creates methods in a given object based on method description on input
+/// setups api calls for these methods
 var setupMethods = function (obj, methods) {
     methods.forEach(function (method) {
         obj[method.name] = function () {
@@ -756,6 +861,8 @@ var setupMethods = function (obj, methods) {
     });
 };
 
+/// creates properties in a given object based on properties description on input
+/// setups api calls for these properties
 var setupProperties = function (obj, properties) {
     properties.forEach(function (property) {
         var proto = {};
@@ -800,7 +907,7 @@ var decToHex = function (dec) {
     return parseInt(dec).toString(16);
 };
 
-
+/// setups web3 object, and it's in-browser executed methods
 var web3 = {
     _callbacks: {},
     _events: {},
@@ -918,6 +1025,7 @@ var web3 = {
     }
 };
 
+/// setups all api methods
 setupMethods(web3, web3Methods());
 setupMethods(web3.eth, ethMethods());
 setupProperties(web3.eth, ethProperties());
@@ -927,12 +1035,16 @@ setupMethods(web3.shh, shhMethods());
 var ethWatch = {
     changed: 'eth_changed'
 };
+
 setupMethods(ethWatch, ethWatchMethods());
+
 var shhWatch = {
     changed: 'shh_changed'
 };
+
 setupMethods(shhWatch, shhWatchMethods());
 
+/// Provider manager object prototype
 var ProviderManager = function() {
     this.queued = [];
     this.polls = [];
@@ -954,6 +1066,7 @@ var ProviderManager = function() {
     poll();
 };
 
+/// sends outgoing requests, if provider is not available, enqueue the request
 ProviderManager.prototype.send = function(data, cb) {
     data._id = this.id;
     if (cb) {
@@ -971,6 +1084,7 @@ ProviderManager.prototype.send = function(data, cb) {
     }
 };
 
+/// setups provider, which will be used for sending messages
 ProviderManager.prototype.set = function(provider) {
     if(this.provider !== undefined && this.provider.unload !== undefined) {
         this.provider.unload();
@@ -980,6 +1094,7 @@ ProviderManager.prototype.set = function(provider) {
     this.ready = true;
 };
 
+/// resends queued messages
 ProviderManager.prototype.sendQueued = function() {
     for(var i = 0; this.queued.length; i++) {
         // Resend
@@ -987,10 +1102,13 @@ ProviderManager.prototype.sendQueued = function() {
     }
 };
 
+/// @returns true if the provider i properly set
 ProviderManager.prototype.installed = function() {
     return this.provider !== undefined;
 };
 
+/// this method is only used, when we do not have native qt bindings and have to do polling on our own
+/// should be callled, on start watching for eth/shh changes
 ProviderManager.prototype.startPolling = function (data, pollId) {
     if (!this.provider || !this.provider.poll) {
         return;
@@ -998,6 +1116,7 @@ ProviderManager.prototype.startPolling = function (data, pollId) {
     this.polls.push({data: data, id: pollId});
 };
 
+/// should be called to stop polling for certain watch changes
 ProviderManager.prototype.stopPolling = function (pollId) {
     for (var i = this.polls.length; i--;) {
         var poll = this.polls[i];
@@ -1015,60 +1134,14 @@ web3.setProvider = function(provider) {
     web3.provider.sendQueued();
 };
 
+/// returns true if provider is installed
 web3.haveProvider = function() {
     return !!web3.provider.provider;
 };
 
-var Filter = function(options, impl) {
-    this.impl = impl;
-    this.callbacks = [];
 
-    var self = this;
-    this.promise = impl.newFilter(options);
-    this.promise.then(function (id) {
-        self.id = id;
-        web3.on(impl.changed, id, self.trigger.bind(self));
-        web3.provider.startPolling({call: impl.changed, args: [id]}, id);
-    });
-};
-
-Filter.prototype.arrived = function(callback) {
-    this.changed(callback);
-};
-
-Filter.prototype.changed = function(callback) {
-    var self = this;
-    this.promise.then(function(id) {
-        self.callbacks.push(callback);
-    });
-};
-
-Filter.prototype.trigger = function(messages) {
-    for(var i = 0; i < this.callbacks.length; i++) {
-        this.callbacks[i].call(this, messages);
-    }
-};
-
-Filter.prototype.uninstall = function() {
-    var self = this;
-    this.promise.then(function (id) {
-        self.impl.uninstallFilter(id);
-        web3.provider.stopPolling(id);
-        web3.off(impl.changed, id);
-    });
-};
-
-Filter.prototype.messages = function() {
-    var self = this;
-    return this.promise.then(function (id) {
-        return self.impl.getMessages(id);
-    });
-};
-
-Filter.prototype.logs = function () {
-    return this.messages();
-};
 
+/// callled when there is new incoming message
 function messageHandler(data) {
     if(data._event !== undefined) {
         web3.trigger(data._event, data._id, data.data);
@@ -1087,7 +1160,7 @@ function messageHandler(data) {
 if (typeof(module) !== "undefined")
     module.exports = web3;
 
-},{}],7:[function(require,module,exports){
+},{"./filter":4}],8:[function(require,module,exports){
 /*
     This file is part of ethereum.js.
 
@@ -1177,7 +1250,7 @@ web3.eth.contract = require('./lib/contract');
 
 module.exports = web3;
 
-},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":4,"./lib/qt":5,"./lib/web3":6,"./lib/websocket":7}]},{},["web3"])
+},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":5,"./lib/qt":6,"./lib/web3":7,"./lib/websocket":8}]},{},["web3"])
 
 
 //# sourceMappingURL=ethereum.js.map
\ No newline at end of file
diff --git a/dist/ethereum.js.map b/dist/ethereum.js.map
index 2ebb8be88..1ff175d89 100644
--- a/dist/ethereum.js.map
+++ b/dist/ethereum.js.map
@@ -5,6 +5,7 @@
     "lib/abi.js",
     "lib/autoprovider.js",
     "lib/contract.js",
+    "lib/filter.js",
     "lib/httprpc.js",
     "lib/qt.js",
     "lib/web3.js",
@@ -12,7 +13,7 @@
     "index.js"
   ],
   "names": [],
-  "mappings": 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+  "mappings": 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   "file": "generated.js",
   "sourceRoot": "",
   "sourcesContent": [
@@ -20,9 +21,10 @@
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file abi.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n *   Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n    var web3 = require('./web3'); // jshint ignore:line\n*/}\n\n// TODO: make these be actually accurate instead of falling back onto JS's doubles.\nvar hexToDec = function (hex) {\n    return parseInt(hex, 16).toString();\n};\n\nvar decToHex = function (dec) {\n    return parseInt(dec).toString(16);\n};\n\nvar findIndex = function (array, callback) {\n    var end = false;\n    var i = 0;\n    for (; i < array.length && !end; i++) {\n        end = callback(array[i]);\n    }\n    return end ? i - 1 : -1;\n};\n\nvar findMethodIndex = function (json, methodName) {\n    return findIndex(json, function (method) {\n        return method.name === methodName;\n    });\n};\n\nvar padLeft = function (string, chars) {\n    return new Array(chars - string.length + 1).join(\"0\") + string;\n};\n\nvar setupInputTypes = function () {\n    \n    var prefixedType = function (prefix) {\n        return function (type, value) {\n            var expected = prefix;\n            if (type.indexOf(expected) !== 0) {\n                return false;\n            }\n\n            var padding = 32;   // override as per the new ABI.\n\n            if (prefix === \"string\")\n                return web3.fromAscii(value, padding).substr(2);\n            if (typeof value === \"number\")\n                value = value.toString(16);\n            else if (typeof value === \"string\")\n                value = web3.toHex(value); \n            else if (value.indexOf('0x') === 0)\n                value = value.substr(2);\n            else\n                value = (+value).toString(16);\n            return padLeft(value, padding * 2);\n        };\n    };\n\n    var namedType = function (name, formatter) {\n        return function (type, value) {\n            if (type !== name) {\n                return false;\n            }\n\n            var padding = 32;   //override as per the new ABI.\n\n            return padLeft(formatter ? formatter(value) : value, padding * 2);\n        };\n    };\n\n    var formatBool = function (value) {\n        return value ? '0x1' : '0x0';\n    };\n\n    return [\n        prefixedType('uint'),\n        prefixedType('int'),\n        prefixedType('hash'),\n        prefixedType('string'),\n        prefixedType('real'),\n        prefixedType('ureal'),\n        namedType('address'),\n        namedType('bool', formatBool),\n    ];\n};\n\nvar inputTypes = setupInputTypes();\n\nvar toAbiInput = function (json, methodName, params) {\n    var bytes = \"\";\n    var index = findMethodIndex(json, methodName);\n\n    if (index === -1) {\n        return;\n    }\n\n    var method = json[index];\n\n    for (var i = 0; i < method.inputs.length; i++) {\n        var found = false;\n        for (var j = 0; j < inputTypes.length && !found; j++) {\n            found = inputTypes[j](method.inputs[i].type, params[i]);\n        }\n        if (!found) {\n            console.error('unsupported json type: ' + method.inputs[i].type);\n        }\n        bytes += found;\n    }\n    return bytes;\n};\n\nvar setupOutputTypes = function () {\n\n    var prefixedType = function (prefix) {\n        return function (type) {\n            var expected = prefix;\n            if (type.indexOf(expected) !== 0) {\n                return -1;\n            }\n            var padding = 32;  // override as per the new ABI.\n            return padding * 2;\n        };\n    };\n\n    var namedType = function (name) {\n        return function (type) {\n            var padding = 32;  // override as per the new ABI.\n            return name === type ? padding * 2 : -1;\n        };\n    };\n\n    var formatInt = function (value) {\n        return value.length <= 8 ? +parseInt(value, 16) : hexToDec(value);\n    };\n\n    var formatHash = function (value) {\n        return \"0x\" + value;\n    };\n\n    var formatBool = function (value) {\n        return value === '1' ? true : false;\n    };\n\n    var formatString = function (value) {\n        return web3.toAscii(value);\n    };\n\n    return [\n    { padding: prefixedType('uint'), format: formatInt },\n    { padding: prefixedType('int'), format: formatInt },\n    { padding: prefixedType('hash'), format: formatHash },\n    { padding: prefixedType('string'), format: formatString },\n    { padding: prefixedType('real'), format: formatInt },\n    { padding: prefixedType('ureal'), format: formatInt },\n    { padding: namedType('address') },\n    { padding: namedType('bool'), format: formatBool }\n    ];\n};\n\nvar outputTypes = setupOutputTypes();\n\nvar fromAbiOutput = function (json, methodName, output) {\n    var index = findMethodIndex(json, methodName);\n\n    if (index === -1) {\n        return;\n    }\n\n    output = output.slice(2);\n\n    var result = [];\n    var method = json[index];\n    for (var i = 0; i < method.outputs.length; i++) {\n        var padding = -1;\n        for (var j = 0; j < outputTypes.length && padding === -1; j++) {\n            padding = outputTypes[j].padding(method.outputs[i].type);\n        }\n\n        if (padding === -1) {\n            // not found output parsing\n            continue;\n        }\n        var res = output.slice(0, padding);\n        var formatter = outputTypes[j - 1].format;\n        result.push(formatter ? formatter(res) : (\"0x\" + res));\n        output = output.slice(padding);\n    }\n\n    return result;\n};\n\nvar inputParser = function (json) {\n    var parser = {};\n    json.forEach(function (method) {\n        parser[method.name] = function () {\n            var params = Array.prototype.slice.call(arguments);\n            return toAbiInput(json, method.name, params);\n        };\n    });\n\n    return parser;\n};\n\nvar outputParser = function (json) {\n    var parser = {};\n    json.forEach(function (method) {\n        parser[method.name] = function (output) {\n            return fromAbiOutput(json, method.name, output);\n        };\n    });\n\n    return parser;\n};\n\nvar methodSignature = function (json, name) {\n    var method = json[findMethodIndex(json, name)];\n    var result = name + '(';\n    var inputTypes = method.inputs.map(function (inp) {\n        return inp.type;\n    });\n    result += inputTypes.join(',');\n    result += ')';\n\n    return web3.sha3(web3.fromAscii(result));\n};\n\nmodule.exports = {\n    inputParser: inputParser,\n    outputParser: outputParser,\n    methodSignature: methodSignature\n};\n\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file autoprovider.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n *   Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n/*\n * @brief if qt object is available, uses QtProvider,\n * if not tries to connect over websockets\n * if it fails, it uses HttpRpcProvider\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n    var WebSocket = require('ws'); // jshint ignore:line\n    var web3 = require('./web3'); // jshint ignore:line\n*/}\n\nvar AutoProvider = function (userOptions) {\n    if (web3.haveProvider()) {\n        return;\n    }\n\n    // before we determine what provider we are, we have to cache request\n    this.sendQueue = [];\n    this.onmessageQueue = [];\n\n    if (navigator.qt) {\n        this.provider = new web3.providers.QtProvider();\n        return;\n    }\n\n    userOptions = userOptions || {};\n    var options = {\n        httprpc: userOptions.httprpc || 'http://localhost:8080',\n        websockets: userOptions.websockets || 'ws://localhost:40404/eth'\n    };\n\n    var self = this;\n    var closeWithSuccess = function (success) {\n        ws.close();\n        if (success) {\n            self.provider = new web3.providers.WebSocketProvider(options.websockets);\n        } else {\n            self.provider = new web3.providers.HttpRpcProvider(options.httprpc);\n            self.poll = self.provider.poll.bind(self.provider);\n        }\n        self.sendQueue.forEach(function (payload) {\n            self.provider(payload);\n        });\n        self.onmessageQueue.forEach(function (handler) {\n            self.provider.onmessage = handler;\n        });\n    };\n\n    var ws = new WebSocket(options.websockets);\n\n    ws.onopen = function() {\n        closeWithSuccess(true);\n    };\n\n    ws.onerror = function() {\n        closeWithSuccess(false);\n    };\n};\n\nAutoProvider.prototype.send = function (payload) {\n    if (this.provider) {\n        this.provider.send(payload);\n        return;\n    }\n    this.sendQueue.push(payload);\n};\n\nObject.defineProperty(AutoProvider.prototype, 'onmessage', {\n    set: function (handler) {\n        if (this.provider) {\n            this.provider.onmessage = handler;\n            return;\n        }\n        this.onmessageQueue.push(handler);\n    }\n});\n\nmodule.exports = AutoProvider;\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file contract.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n    var web3 = require('./web3'); // jshint ignore:line\n*/}\n\nvar abi = require('./abi');\n\n// method signature length in bytes\nvar ETH_METHOD_SIGNATURE_LENGTH = 4;\n\nvar contract = function (address, desc) {\n    var inputParser = abi.inputParser(desc);\n    var outputParser = abi.outputParser(desc);\n\n    var contract = {};\n\n    desc.forEach(function (method) {\n        contract[method.name] = function () {\n            var params = Array.prototype.slice.call(arguments);\n            var parsed = inputParser[method.name].apply(null, params);\n\n            var onSuccess = function (result) {\n                return outputParser[method.name](result);\n            };\n\n            return {\n                call: function (extra) {\n                    extra = extra || {};\n                    extra.to = address;\n                    return abi.methodSignature(desc, method.name).then(function (signature) {\n                        extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;\n                        return web3.eth.call(extra).then(onSuccess);\n                    });\n                },\n                transact: function (extra) {\n                    extra = extra || {};\n                    extra.to = address;\n                    return abi.methodSignature(desc, method.name).then(function (signature) {\n                        extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;\n                        return web3.eth.transact(extra).then(onSuccess);\n                    });\n                }\n            };\n        };\n    });\n\n    return contract;\n};\n\nmodule.exports = contract;\n",
+    "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file filter.js\n * @authors:\n *   Jeffrey Wilcke <jeff@ethdev.com>\n *   Marek Kotewicz <marek@ethdev.com>\n *   Marian Oancea <marian@ethdev.com>\n *   Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n    var web3 = require('./web3'); // jshint ignore:line\n*/}\n\n/// should be used when we want to watch something\n/// it's using inner polling mechanism and is notified about changes\nvar Filter = function(options, impl) {\n    this.impl = impl;\n    this.callbacks = [];\n\n    var self = this;\n    this.promise = impl.newFilter(options);\n    this.promise.then(function (id) {\n        self.id = id;\n        web3.on(impl.changed, id, self.trigger.bind(self));\n        web3.provider.startPolling({call: impl.changed, args: [id]}, id);\n    });\n};\n\n/// alias for changed*\nFilter.prototype.arrived = function(callback) {\n    this.changed(callback);\n};\n\n/// gets called when there is new eth/shh message\nFilter.prototype.changed = function(callback) {\n    var self = this;\n    this.promise.then(function(id) {\n        self.callbacks.push(callback);\n    });\n};\n\n/// trigger calling new message from people\nFilter.prototype.trigger = function(messages) {\n    for(var i = 0; i < this.callbacks.length; i++) {\n        this.callbacks[i].call(this, messages);\n    }\n};\n\n/// should be called to uninstall current filter\nFilter.prototype.uninstall = function() {\n    var self = this;\n    this.promise.then(function (id) {\n        self.impl.uninstallFilter(id);\n        web3.provider.stopPolling(id);\n        web3.off(impl.changed, id);\n    });\n};\n\n/// should be called to manually trigger getting latest messages from the client\nFilter.prototype.messages = function() {\n    var self = this;\n    return this.promise.then(function (id) {\n        return self.impl.getMessages(id);\n    });\n};\n\n/// alias for messages\nFilter.prototype.logs = function () {\n    return this.messages();\n};\n\nmodule.exports = Filter;\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file httprpc.js\n * @authors:\n *   Marek Kotewicz <marek@ethdev.com>\n *   Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n    var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; // jshint ignore:line\n*/}\n\nvar HttpRpcProvider = function (host) {\n    this.handlers = [];\n    this.host = host;\n};\n\nfunction formatJsonRpcObject(object) {\n    return {\n        jsonrpc: '2.0',\n        method: object.call,\n        params: object.args,\n        id: object._id\n    };\n}\n\nfunction formatJsonRpcMessage(message) {\n    var object = JSON.parse(message);\n\n    return {\n        _id: object.id,\n        data: object.result,\n        error: object.error\n    };\n}\n\nHttpRpcProvider.prototype.sendRequest = function (payload, cb) {\n    var data = formatJsonRpcObject(payload);\n\n    var request = new XMLHttpRequest();\n    request.open(\"POST\", this.host, true);\n    request.send(JSON.stringify(data));\n    request.onreadystatechange = function () {\n        if (request.readyState === 4 && cb) {\n            cb(request);\n        }\n    };\n};\n\nHttpRpcProvider.prototype.send = function (payload) {\n    var self = this;\n    this.sendRequest(payload, function (request) {\n        self.handlers.forEach(function (handler) {\n            handler.call(self, formatJsonRpcMessage(request.responseText));\n        });\n    });\n};\n\nHttpRpcProvider.prototype.poll = function (payload, id) {\n    var self = this;\n    this.sendRequest(payload, function (request) {\n        var parsed = JSON.parse(request.responseText);\n        if (parsed.error || (parsed.result instanceof Array ? parsed.result.length === 0 : !parsed.result)) {\n            return;\n        }\n        self.handlers.forEach(function (handler) {\n            handler.call(self, {_event: payload.call, _id: id, data: parsed.result});\n        });\n    });\n};\n\nObject.defineProperty(HttpRpcProvider.prototype, \"onmessage\", {\n    set: function (handler) {\n        this.handlers.push(handler);\n    }\n});\n\nmodule.exports = HttpRpcProvider;\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file qt.js\n * @authors:\n *   Jeffrey Wilcke <jeff@ethdev.com>\n *   Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\nvar QtProvider = function() {\n    this.handlers = [];\n\n    var self = this;\n    navigator.qt.onmessage = function (message) {\n        self.handlers.forEach(function (handler) {\n            handler.call(self, JSON.parse(message.data));\n        });\n    };\n};\n\nQtProvider.prototype.send = function(payload) {\n    navigator.qt.postMessage(JSON.stringify(payload));\n};\n\nObject.defineProperty(QtProvider.prototype, \"onmessage\", {\n    set: function(handler) {\n        this.handlers.push(handler);\n    }\n});\n\nmodule.exports = QtProvider;\n",
-    "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file main.js\n * @authors:\n *   Jeffrey Wilcke <jeff@ethdev.com>\n *   Marek Kotewicz <marek@ethdev.com>\n *   Marian Oancea <marian@ethdev.com>\n *   Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nfunction flattenPromise (obj) {\n    if (obj instanceof Promise) {\n        return Promise.resolve(obj);\n    }\n\n    if (obj instanceof Array) {\n        return new Promise(function (resolve) {\n            var promises = obj.map(function (o) {\n                return flattenPromise(o);\n            });\n\n            return Promise.all(promises).then(function (res) {\n                for (var i = 0; i < obj.length; i++) {\n                    obj[i] = res[i];\n                }\n                resolve(obj);\n            });\n        });\n    }\n\n    if (obj instanceof Object) {\n        return new Promise(function (resolve) {\n            var keys = Object.keys(obj);\n            var promises = keys.map(function (key) {\n                return flattenPromise(obj[key]);\n            });\n\n            return Promise.all(promises).then(function (res) {\n                for (var i = 0; i < keys.length; i++) {\n                    obj[keys[i]] = res[i];\n                }\n                resolve(obj);\n            });\n        });\n    }\n\n    return Promise.resolve(obj);\n}\n\nvar web3Methods = function () {\n    return [\n    { name: 'sha3', call: 'web3_sha3' }\n    ];\n};\n\nvar ethMethods = function () {\n    var blockCall = function (args) {\n        return typeof args[0] === \"string\" ? \"eth_blockByHash\" : \"eth_blockByNumber\";\n    };\n\n    var transactionCall = function (args) {\n        return typeof args[0] === \"string\" ? 'eth_transactionByHash' : 'eth_transactionByNumber';\n    };\n\n    var uncleCall = function (args) {\n        return typeof args[0] === \"string\" ? 'eth_uncleByHash' : 'eth_uncleByNumber';\n    };\n\n    var methods = [\n    { name: 'balanceAt', call: 'eth_balanceAt' },\n    { name: 'stateAt', call: 'eth_stateAt' },\n    { name: 'storageAt', call: 'eth_storageAt' },\n    { name: 'countAt', call: 'eth_countAt'},\n    { name: 'codeAt', call: 'eth_codeAt' },\n    { name: 'transact', call: 'eth_transact' },\n    { name: 'call', call: 'eth_call' },\n    { name: 'block', call: blockCall },\n    { name: 'transaction', call: transactionCall },\n    { name: 'uncle', call: uncleCall },\n    { name: 'compilers', call: 'eth_compilers' },\n    { name: 'lll', call: 'eth_lll' },\n    { name: 'solidity', call: 'eth_solidity' },\n    { name: 'serpent', call: 'eth_serpent' },\n    { name: 'logs', call: 'eth_logs' }\n    ];\n    return methods;\n};\n\nvar ethProperties = function () {\n    return [\n    { name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },\n    { name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' },\n    { name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' },\n    { name: 'gasPrice', getter: 'eth_gasPrice' },\n    { name: 'account', getter: 'eth_account' },\n    { name: 'accounts', getter: 'eth_accounts' },\n    { name: 'peerCount', getter: 'eth_peerCount' },\n    { name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' },\n    { name: 'number', getter: 'eth_number'}\n    ];\n};\n\nvar dbMethods = function () {\n    return [\n    { name: 'put', call: 'db_put' },\n    { name: 'get', call: 'db_get' },\n    { name: 'putString', call: 'db_putString' },\n    { name: 'getString', call: 'db_getString' }\n    ];\n};\n\nvar shhMethods = function () {\n    return [\n    { name: 'post', call: 'shh_post' },\n    { name: 'newIdentity', call: 'shh_newIdentity' },\n    { name: 'haveIdentity', call: 'shh_haveIdentity' },\n    { name: 'newGroup', call: 'shh_newGroup' },\n    { name: 'addToGroup', call: 'shh_addToGroup' }\n    ];\n};\n\nvar ethWatchMethods = function () {\n    var newFilter = function (args) {\n        return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';\n    };\n\n    return [\n    { name: 'newFilter', call: newFilter },\n    { name: 'uninstallFilter', call: 'eth_uninstallFilter' },\n    { name: 'getMessages', call: 'eth_filterLogs' }\n    ];\n};\n\nvar shhWatchMethods = function () {\n    return [\n    { name: 'newFilter', call: 'shh_newFilter' },\n    { name: 'uninstallFilter', call: 'shh_uninstallFilter' },\n    { name: 'getMessage', call: 'shh_getMessages' }\n    ];\n};\n\nvar setupMethods = function (obj, methods) {\n    methods.forEach(function (method) {\n        obj[method.name] = function () {\n            return flattenPromise(Array.prototype.slice.call(arguments)).then(function (args) {\n                var call = typeof method.call === \"function\" ? method.call(args) : method.call;\n                return {call: call, args: args};\n            }).then(function (request) {\n                return new Promise(function (resolve, reject) {\n                    web3.provider.send(request, function (err, result) {\n                        if (!err) {\n                            resolve(result);\n                            return;\n                        }\n                        reject(err);\n                    });\n                });\n            }).catch(function(err) {\n                console.error(err);\n            });\n        };\n    });\n};\n\nvar setupProperties = function (obj, properties) {\n    properties.forEach(function (property) {\n        var proto = {};\n        proto.get = function () {\n            return new Promise(function(resolve, reject) {\n                web3.provider.send({call: property.getter}, function(err, result) {\n                    if (!err) {\n                        resolve(result);\n                        return;\n                    }\n                    reject(err);\n                });\n            });\n        };\n        if (property.setter) {\n            proto.set = function (val) {\n                return flattenPromise([val]).then(function (args) {\n                    return new Promise(function (resolve) {\n                        web3.provider.send({call: property.setter, args: args}, function (err, result) {\n                            if (!err) {\n                                resolve(result);\n                                return;\n                            }\n                            reject(err);\n                        });\n                    });\n                }).catch(function (err) {\n                    console.error(err);\n                });\n            };\n        }\n        Object.defineProperty(obj, property.name, proto);\n    });\n};\n\n// TODO: import from a dependency, don't duplicate.\nvar hexToDec = function (hex) {\n    return parseInt(hex, 16).toString();\n};\n\nvar decToHex = function (dec) {\n    return parseInt(dec).toString(16);\n};\n\n\nvar web3 = {\n    _callbacks: {},\n    _events: {},\n    providers: {},\n\n    toHex: function(str) {\n        var hex = \"\";\n        for(var i = 0; i < str.length; i++) {\n            var n = str.charCodeAt(i).toString(16);\n            hex += n.length < 2 ? '0' + n : n;\n        }\n\n        return hex;\n    },\n\n    toAscii: function(hex) {\n        // Find termination\n        var str = \"\";\n        var i = 0, l = hex.length;\n        if (hex.substring(0, 2) === '0x')\n            i = 2;\n        for(; i < l; i+=2) {\n            var code = parseInt(hex.substr(i, 2), 16);\n            if(code === 0) {\n                break;\n            }\n\n            str += String.fromCharCode(code);\n        }\n\n        return str;\n    },\n\n    fromAscii: function(str, pad) {\n        pad = pad === undefined ? 0 : pad;\n        var hex = this.toHex(str);\n        while(hex.length < pad*2)\n            hex += \"00\";\n        return \"0x\" + hex;\n    },\n\n    toDecimal: function (val) {\n        return hexToDec(val.substring(2));\n    },\n\n    fromDecimal: function (val) {\n        return \"0x\" + decToHex(val);\n    },\n\n    toEth: function(str) {\n        var val = typeof str === \"string\" ? str.indexOf('0x') === 0 ? parseInt(str.substr(2), 16) : parseInt(str) : str;\n        var unit = 0;\n        var units = [ 'wei', 'Kwei', 'Mwei', 'Gwei', 'szabo', 'finney', 'ether', 'grand', 'Mether', 'Gether', 'Tether', 'Pether', 'Eether', 'Zether', 'Yether', 'Nether', 'Dether', 'Vether', 'Uether' ];\n        while (val > 3000 && unit < units.length - 1)\n        {\n            val /= 1000;\n            unit++;\n        }\n        var s = val.toString().length < val.toFixed(2).length ? val.toString() : val.toFixed(2);\n        var replaceFunction = function($0, $1, $2) {\n            return $1 + ',' + $2;\n        };\n\n        while (true) {\n            var o = s;\n            s = s.replace(/(\\d)(\\d\\d\\d[\\.\\,])/, replaceFunction);\n            if (o === s)\n                break;\n        }\n        return s + ' ' + units[unit];\n    },\n\n    eth: {\n        prototype: Object(), // jshint ignore:line\n        watch: function (params) {\n            return new Filter(params, ethWatch);\n        }\n    },\n\n    db: {\n        prototype: Object() // jshint ignore:line\n    },\n\n    shh: {\n        prototype: Object(), // jshint ignore:line\n        watch: function (params) {\n            return new Filter(params, shhWatch);\n        }\n    },\n\n    on: function(event, id, cb) {\n        if(web3._events[event] === undefined) {\n            web3._events[event] = {};\n        }\n\n        web3._events[event][id] = cb;\n        return this;\n    },\n\n    off: function(event, id) {\n        if(web3._events[event] !== undefined) {\n            delete web3._events[event][id];\n        }\n\n        return this;\n    },\n\n    trigger: function(event, id, data) {\n        var callbacks = web3._events[event];\n        if (!callbacks || !callbacks[id]) {\n            return;\n        }\n        var cb = callbacks[id];\n        cb(data);\n    }\n};\n\nsetupMethods(web3, web3Methods());\nsetupMethods(web3.eth, ethMethods());\nsetupProperties(web3.eth, ethProperties());\nsetupMethods(web3.db, dbMethods());\nsetupMethods(web3.shh, shhMethods());\n\nvar ethWatch = {\n    changed: 'eth_changed'\n};\nsetupMethods(ethWatch, ethWatchMethods());\nvar shhWatch = {\n    changed: 'shh_changed'\n};\nsetupMethods(shhWatch, shhWatchMethods());\n\nvar ProviderManager = function() {\n    this.queued = [];\n    this.polls = [];\n    this.ready = false;\n    this.provider = undefined;\n    this.id = 1;\n\n    var self = this;\n    var poll = function () {\n        if (self.provider && self.provider.poll) {\n            self.polls.forEach(function (data) {\n                data.data._id = self.id;\n                self.id++;\n                self.provider.poll(data.data, data.id);\n            });\n        }\n        setTimeout(poll, 12000);\n    };\n    poll();\n};\n\nProviderManager.prototype.send = function(data, cb) {\n    data._id = this.id;\n    if (cb) {\n        web3._callbacks[data._id] = cb;\n    }\n\n    data.args = data.args || [];\n    this.id++;\n\n    if(this.provider !== undefined) {\n        this.provider.send(data);\n    } else {\n        console.warn(\"provider is not set\");\n        this.queued.push(data);\n    }\n};\n\nProviderManager.prototype.set = function(provider) {\n    if(this.provider !== undefined && this.provider.unload !== undefined) {\n        this.provider.unload();\n    }\n\n    this.provider = provider;\n    this.ready = true;\n};\n\nProviderManager.prototype.sendQueued = function() {\n    for(var i = 0; this.queued.length; i++) {\n        // Resend\n        this.send(this.queued[i]);\n    }\n};\n\nProviderManager.prototype.installed = function() {\n    return this.provider !== undefined;\n};\n\nProviderManager.prototype.startPolling = function (data, pollId) {\n    if (!this.provider || !this.provider.poll) {\n        return;\n    }\n    this.polls.push({data: data, id: pollId});\n};\n\nProviderManager.prototype.stopPolling = function (pollId) {\n    for (var i = this.polls.length; i--;) {\n        var poll = this.polls[i];\n        if (poll.id === pollId) {\n            this.polls.splice(i, 1);\n        }\n    }\n};\n\nweb3.provider = new ProviderManager();\n\nweb3.setProvider = function(provider) {\n    provider.onmessage = messageHandler;\n    web3.provider.set(provider);\n    web3.provider.sendQueued();\n};\n\nweb3.haveProvider = function() {\n    return !!web3.provider.provider;\n};\n\nvar Filter = function(options, impl) {\n    this.impl = impl;\n    this.callbacks = [];\n\n    var self = this;\n    this.promise = impl.newFilter(options);\n    this.promise.then(function (id) {\n        self.id = id;\n        web3.on(impl.changed, id, self.trigger.bind(self));\n        web3.provider.startPolling({call: impl.changed, args: [id]}, id);\n    });\n};\n\nFilter.prototype.arrived = function(callback) {\n    this.changed(callback);\n};\n\nFilter.prototype.changed = function(callback) {\n    var self = this;\n    this.promise.then(function(id) {\n        self.callbacks.push(callback);\n    });\n};\n\nFilter.prototype.trigger = function(messages) {\n    for(var i = 0; i < this.callbacks.length; i++) {\n        this.callbacks[i].call(this, messages);\n    }\n};\n\nFilter.prototype.uninstall = function() {\n    var self = this;\n    this.promise.then(function (id) {\n        self.impl.uninstallFilter(id);\n        web3.provider.stopPolling(id);\n        web3.off(impl.changed, id);\n    });\n};\n\nFilter.prototype.messages = function() {\n    var self = this;\n    return this.promise.then(function (id) {\n        return self.impl.getMessages(id);\n    });\n};\n\nFilter.prototype.logs = function () {\n    return this.messages();\n};\n\nfunction messageHandler(data) {\n    if(data._event !== undefined) {\n        web3.trigger(data._event, data._id, data.data);\n        return;\n    }\n\n    if(data._id) {\n        var cb = web3._callbacks[data._id];\n        if (cb) {\n            cb.call(this, data.error, data.data);\n            delete web3._callbacks[data._id];\n        }\n    }\n}\n\nif (typeof(module) !== \"undefined\")\n    module.exports = web3;\n",
+    "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file web3.js\n * @authors:\n *   Jeffrey Wilcke <jeff@ethdev.com>\n *   Marek Kotewicz <marek@ethdev.com>\n *   Marian Oancea <marian@ethdev.com>\n *   Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nvar Filter = require('./filter');\n\n/// Recursively resolves all promises in given object and replaces the resolved values with promises\n/// @param any object/array/promise/anything else..\n/// @returns (resolves) object with replaced promises with their result \nfunction flattenPromise (obj) {\n    if (obj instanceof Promise) {\n        return Promise.resolve(obj);\n    }\n\n    if (obj instanceof Array) {\n        return new Promise(function (resolve) {\n            var promises = obj.map(function (o) {\n                return flattenPromise(o);\n            });\n\n            return Promise.all(promises).then(function (res) {\n                for (var i = 0; i < obj.length; i++) {\n                    obj[i] = res[i];\n                }\n                resolve(obj);\n            });\n        });\n    }\n\n    if (obj instanceof Object) {\n        return new Promise(function (resolve) {\n            var keys = Object.keys(obj);\n            var promises = keys.map(function (key) {\n                return flattenPromise(obj[key]);\n            });\n\n            return Promise.all(promises).then(function (res) {\n                for (var i = 0; i < keys.length; i++) {\n                    obj[keys[i]] = res[i];\n                }\n                resolve(obj);\n            });\n        });\n    }\n\n    return Promise.resolve(obj);\n}\n\n/// @returns an array of objects describing web3 api methods\nvar web3Methods = function () {\n    return [\n    { name: 'sha3', call: 'web3_sha3' }\n    ];\n};\n\n/// @returns an array of objects describing web3.eth api methods\nvar ethMethods = function () {\n    var blockCall = function (args) {\n        return typeof args[0] === \"string\" ? \"eth_blockByHash\" : \"eth_blockByNumber\";\n    };\n\n    var transactionCall = function (args) {\n        return typeof args[0] === \"string\" ? 'eth_transactionByHash' : 'eth_transactionByNumber';\n    };\n\n    var uncleCall = function (args) {\n        return typeof args[0] === \"string\" ? 'eth_uncleByHash' : 'eth_uncleByNumber';\n    };\n\n    var methods = [\n    { name: 'balanceAt', call: 'eth_balanceAt' },\n    { name: 'stateAt', call: 'eth_stateAt' },\n    { name: 'storageAt', call: 'eth_storageAt' },\n    { name: 'countAt', call: 'eth_countAt'},\n    { name: 'codeAt', call: 'eth_codeAt' },\n    { name: 'transact', call: 'eth_transact' },\n    { name: 'call', call: 'eth_call' },\n    { name: 'block', call: blockCall },\n    { name: 'transaction', call: transactionCall },\n    { name: 'uncle', call: uncleCall },\n    { name: 'compilers', call: 'eth_compilers' },\n    { name: 'lll', call: 'eth_lll' },\n    { name: 'solidity', call: 'eth_solidity' },\n    { name: 'serpent', call: 'eth_serpent' },\n    { name: 'logs', call: 'eth_logs' }\n    ];\n    return methods;\n};\n\n/// @returns an array of objects describing web3.eth api properties\nvar ethProperties = function () {\n    return [\n    { name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },\n    { name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' },\n    { name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' },\n    { name: 'gasPrice', getter: 'eth_gasPrice' },\n    { name: 'account', getter: 'eth_account' },\n    { name: 'accounts', getter: 'eth_accounts' },\n    { name: 'peerCount', getter: 'eth_peerCount' },\n    { name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' },\n    { name: 'number', getter: 'eth_number'}\n    ];\n};\n\n/// @returns an array of objects describing web3.db api methods\nvar dbMethods = function () {\n    return [\n    { name: 'put', call: 'db_put' },\n    { name: 'get', call: 'db_get' },\n    { name: 'putString', call: 'db_putString' },\n    { name: 'getString', call: 'db_getString' }\n    ];\n};\n\n/// @returns an array of objects describing web3.shh api methods\nvar shhMethods = function () {\n    return [\n    { name: 'post', call: 'shh_post' },\n    { name: 'newIdentity', call: 'shh_newIdentity' },\n    { name: 'haveIdentity', call: 'shh_haveIdentity' },\n    { name: 'newGroup', call: 'shh_newGroup' },\n    { name: 'addToGroup', call: 'shh_addToGroup' }\n    ];\n};\n\n/// @returns an array of objects describing web3.eth.watch api methods\nvar ethWatchMethods = function () {\n    var newFilter = function (args) {\n        return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';\n    };\n\n    return [\n    { name: 'newFilter', call: newFilter },\n    { name: 'uninstallFilter', call: 'eth_uninstallFilter' },\n    { name: 'getMessages', call: 'eth_filterLogs' }\n    ];\n};\n\n/// @returns an array of objects describing web3.shh.watch api methods\nvar shhWatchMethods = function () {\n    return [\n    { name: 'newFilter', call: 'shh_newFilter' },\n    { name: 'uninstallFilter', call: 'shh_uninstallFilter' },\n    { name: 'getMessage', call: 'shh_getMessages' }\n    ];\n};\n\n/// creates methods in a given object based on method description on input\n/// setups api calls for these methods\nvar setupMethods = function (obj, methods) {\n    methods.forEach(function (method) {\n        obj[method.name] = function () {\n            return flattenPromise(Array.prototype.slice.call(arguments)).then(function (args) {\n                var call = typeof method.call === \"function\" ? method.call(args) : method.call;\n                return {call: call, args: args};\n            }).then(function (request) {\n                return new Promise(function (resolve, reject) {\n                    web3.provider.send(request, function (err, result) {\n                        if (!err) {\n                            resolve(result);\n                            return;\n                        }\n                        reject(err);\n                    });\n                });\n            }).catch(function(err) {\n                console.error(err);\n            });\n        };\n    });\n};\n\n/// creates properties in a given object based on properties description on input\n/// setups api calls for these properties\nvar setupProperties = function (obj, properties) {\n    properties.forEach(function (property) {\n        var proto = {};\n        proto.get = function () {\n            return new Promise(function(resolve, reject) {\n                web3.provider.send({call: property.getter}, function(err, result) {\n                    if (!err) {\n                        resolve(result);\n                        return;\n                    }\n                    reject(err);\n                });\n            });\n        };\n        if (property.setter) {\n            proto.set = function (val) {\n                return flattenPromise([val]).then(function (args) {\n                    return new Promise(function (resolve) {\n                        web3.provider.send({call: property.setter, args: args}, function (err, result) {\n                            if (!err) {\n                                resolve(result);\n                                return;\n                            }\n                            reject(err);\n                        });\n                    });\n                }).catch(function (err) {\n                    console.error(err);\n                });\n            };\n        }\n        Object.defineProperty(obj, property.name, proto);\n    });\n};\n\n// TODO: import from a dependency, don't duplicate.\nvar hexToDec = function (hex) {\n    return parseInt(hex, 16).toString();\n};\n\nvar decToHex = function (dec) {\n    return parseInt(dec).toString(16);\n};\n\n/// setups web3 object, and it's in-browser executed methods\nvar web3 = {\n    _callbacks: {},\n    _events: {},\n    providers: {},\n\n    toHex: function(str) {\n        var hex = \"\";\n        for(var i = 0; i < str.length; i++) {\n            var n = str.charCodeAt(i).toString(16);\n            hex += n.length < 2 ? '0' + n : n;\n        }\n\n        return hex;\n    },\n\n    toAscii: function(hex) {\n        // Find termination\n        var str = \"\";\n        var i = 0, l = hex.length;\n        if (hex.substring(0, 2) === '0x')\n            i = 2;\n        for(; i < l; i+=2) {\n            var code = parseInt(hex.substr(i, 2), 16);\n            if(code === 0) {\n                break;\n            }\n\n            str += String.fromCharCode(code);\n        }\n\n        return str;\n    },\n\n    fromAscii: function(str, pad) {\n        pad = pad === undefined ? 0 : pad;\n        var hex = this.toHex(str);\n        while(hex.length < pad*2)\n            hex += \"00\";\n        return \"0x\" + hex;\n    },\n\n    toDecimal: function (val) {\n        return hexToDec(val.substring(2));\n    },\n\n    fromDecimal: function (val) {\n        return \"0x\" + decToHex(val);\n    },\n\n    toEth: function(str) {\n        var val = typeof str === \"string\" ? str.indexOf('0x') === 0 ? parseInt(str.substr(2), 16) : parseInt(str) : str;\n        var unit = 0;\n        var units = [ 'wei', 'Kwei', 'Mwei', 'Gwei', 'szabo', 'finney', 'ether', 'grand', 'Mether', 'Gether', 'Tether', 'Pether', 'Eether', 'Zether', 'Yether', 'Nether', 'Dether', 'Vether', 'Uether' ];\n        while (val > 3000 && unit < units.length - 1)\n        {\n            val /= 1000;\n            unit++;\n        }\n        var s = val.toString().length < val.toFixed(2).length ? val.toString() : val.toFixed(2);\n        var replaceFunction = function($0, $1, $2) {\n            return $1 + ',' + $2;\n        };\n\n        while (true) {\n            var o = s;\n            s = s.replace(/(\\d)(\\d\\d\\d[\\.\\,])/, replaceFunction);\n            if (o === s)\n                break;\n        }\n        return s + ' ' + units[unit];\n    },\n\n    eth: {\n        prototype: Object(), // jshint ignore:line\n        watch: function (params) {\n            return new Filter(params, ethWatch);\n        }\n    },\n\n    db: {\n        prototype: Object() // jshint ignore:line\n    },\n\n    shh: {\n        prototype: Object(), // jshint ignore:line\n        watch: function (params) {\n            return new Filter(params, shhWatch);\n        }\n    },\n\n    on: function(event, id, cb) {\n        if(web3._events[event] === undefined) {\n            web3._events[event] = {};\n        }\n\n        web3._events[event][id] = cb;\n        return this;\n    },\n\n    off: function(event, id) {\n        if(web3._events[event] !== undefined) {\n            delete web3._events[event][id];\n        }\n\n        return this;\n    },\n\n    trigger: function(event, id, data) {\n        var callbacks = web3._events[event];\n        if (!callbacks || !callbacks[id]) {\n            return;\n        }\n        var cb = callbacks[id];\n        cb(data);\n    }\n};\n\n/// setups all api methods\nsetupMethods(web3, web3Methods());\nsetupMethods(web3.eth, ethMethods());\nsetupProperties(web3.eth, ethProperties());\nsetupMethods(web3.db, dbMethods());\nsetupMethods(web3.shh, shhMethods());\n\nvar ethWatch = {\n    changed: 'eth_changed'\n};\n\nsetupMethods(ethWatch, ethWatchMethods());\n\nvar shhWatch = {\n    changed: 'shh_changed'\n};\n\nsetupMethods(shhWatch, shhWatchMethods());\n\n/// Provider manager object prototype\nvar ProviderManager = function() {\n    this.queued = [];\n    this.polls = [];\n    this.ready = false;\n    this.provider = undefined;\n    this.id = 1;\n\n    var self = this;\n    var poll = function () {\n        if (self.provider && self.provider.poll) {\n            self.polls.forEach(function (data) {\n                data.data._id = self.id;\n                self.id++;\n                self.provider.poll(data.data, data.id);\n            });\n        }\n        setTimeout(poll, 12000);\n    };\n    poll();\n};\n\n/// sends outgoing requests, if provider is not available, enqueue the request\nProviderManager.prototype.send = function(data, cb) {\n    data._id = this.id;\n    if (cb) {\n        web3._callbacks[data._id] = cb;\n    }\n\n    data.args = data.args || [];\n    this.id++;\n\n    if(this.provider !== undefined) {\n        this.provider.send(data);\n    } else {\n        console.warn(\"provider is not set\");\n        this.queued.push(data);\n    }\n};\n\n/// setups provider, which will be used for sending messages\nProviderManager.prototype.set = function(provider) {\n    if(this.provider !== undefined && this.provider.unload !== undefined) {\n        this.provider.unload();\n    }\n\n    this.provider = provider;\n    this.ready = true;\n};\n\n/// resends queued messages\nProviderManager.prototype.sendQueued = function() {\n    for(var i = 0; this.queued.length; i++) {\n        // Resend\n        this.send(this.queued[i]);\n    }\n};\n\n/// @returns true if the provider i properly set\nProviderManager.prototype.installed = function() {\n    return this.provider !== undefined;\n};\n\n/// this method is only used, when we do not have native qt bindings and have to do polling on our own\n/// should be callled, on start watching for eth/shh changes\nProviderManager.prototype.startPolling = function (data, pollId) {\n    if (!this.provider || !this.provider.poll) {\n        return;\n    }\n    this.polls.push({data: data, id: pollId});\n};\n\n/// should be called to stop polling for certain watch changes\nProviderManager.prototype.stopPolling = function (pollId) {\n    for (var i = this.polls.length; i--;) {\n        var poll = this.polls[i];\n        if (poll.id === pollId) {\n            this.polls.splice(i, 1);\n        }\n    }\n};\n\nweb3.provider = new ProviderManager();\n\nweb3.setProvider = function(provider) {\n    provider.onmessage = messageHandler;\n    web3.provider.set(provider);\n    web3.provider.sendQueued();\n};\n\n/// returns true if provider is installed\nweb3.haveProvider = function() {\n    return !!web3.provider.provider;\n};\n\n\n\n/// callled when there is new incoming message\nfunction messageHandler(data) {\n    if(data._event !== undefined) {\n        web3.trigger(data._event, data._id, data.data);\n        return;\n    }\n\n    if(data._id) {\n        var cb = web3._callbacks[data._id];\n        if (cb) {\n            cb.call(this, data.error, data.data);\n            delete web3._callbacks[data._id];\n        }\n    }\n}\n\nif (typeof(module) !== \"undefined\")\n    module.exports = web3;\n",
     "/*\n    This file is part of ethereum.js.\n\n    ethereum.js is free software: you can redistribute it and/or modify\n    it under the terms of the GNU Lesser General Public License as published by\n    the Free Software Foundation, either version 3 of the License, or\n    (at your option) any later version.\n\n    ethereum.js is distributed in the hope that it will be useful,\n    but WITHOUT ANY WARRANTY; without even the implied warranty of\n    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n    GNU Lesser General Public License for more details.\n\n    You should have received a copy of the GNU Lesser General Public License\n    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file websocket.js\n * @authors:\n *   Jeffrey Wilcke <jeff@ethdev.com>\n *   Marek Kotewicz <marek@ethdev.com>\n *   Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n    var WebSocket = require('ws'); // jshint ignore:line\n*/}\n\nvar WebSocketProvider = function(host) {\n    // onmessage handlers\n    this.handlers = [];\n    // queue will be filled with messages if send is invoked before the ws is ready\n    this.queued = [];\n    this.ready = false;\n\n    this.ws = new WebSocket(host);\n\n    var self = this;\n    this.ws.onmessage = function(event) {\n        for(var i = 0; i < self.handlers.length; i++) {\n            self.handlers[i].call(self, JSON.parse(event.data), event);\n        }\n    };\n\n    this.ws.onopen = function() {\n        self.ready = true;\n\n        for(var i = 0; i < self.queued.length; i++) {\n            // Resend\n            self.send(self.queued[i]);\n        }\n    };\n};\n\nWebSocketProvider.prototype.send = function(payload) {\n    if(this.ready) {\n        var data = JSON.stringify(payload);\n\n        this.ws.send(data);\n    } else {\n        this.queued.push(payload);\n    }\n};\n\nWebSocketProvider.prototype.onMessage = function(handler) {\n    this.handlers.push(handler);\n};\n\nWebSocketProvider.prototype.unload = function() {\n    this.ws.close();\n};\nObject.defineProperty(WebSocketProvider.prototype, \"onmessage\", {\n    set: function(provider) { this.onMessage(provider); }\n});\n\nif (typeof(module) !== \"undefined\")\n    module.exports = WebSocketProvider;\n",
     "var web3 = require('./lib/web3');\nweb3.providers.WebSocketProvider = require('./lib/websocket');\nweb3.providers.HttpRpcProvider = require('./lib/httprpc');\nweb3.providers.QtProvider = require('./lib/qt');\nweb3.providers.AutoProvider = require('./lib/autoprovider');\nweb3.eth.contract = require('./lib/contract');\n\nmodule.exports = web3;\n"
   ]
diff --git a/dist/ethereum.min.js b/dist/ethereum.min.js
index 87b786298..9f622396e 100644
--- a/dist/ethereum.min.js
+++ b/dist/ethereum.min.js
@@ -1 +1 @@
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this.provider?void(this.provider.onmessage=t):void this.onmessageQueue.push(t)}}),e.exports=n},{}],3:[function(t,e){var n=t("./abi"),r=4,o=function(t,e){var o=n.inputParser(e),i=n.outputParser(e),a={};return e.forEach(function(s){a[s.name]=function(){var a=Array.prototype.slice.call(arguments),u=o[s.name].apply(null,a),c=function(t){return i[s.name](t)};return{call:function(o){return o=o||{},o.to=t,n.methodSignature(e,s.name).then(function(t){return o.data=t.slice(0,2+2*r)+u,web3.eth.call(o).then(c)})},transact:function(o){return o=o||{},o.to=t,n.methodSignature(e,s.name).then(function(t){return o.data=t.slice(0,2+2*r)+u,web3.eth.transact(o).then(c)})}}}}),a};e.exports=o},{"./abi":1}],4:[function(t,e){var n=function(t,e){this.impl=e,this.callbacks=[];var n=this;this.promise=e.newFilter(t),this.promise.then(function(t){n.id=t,web3.on(e.changed,t,n.trigger.bind(n)),web3.provider.startPolling({call:e.changed,args:[t]},t)})};n.prototype.arrived=function(t){this.changed(t)},n.prototype.changed=function(t){var e=this;this.promise.then(function(){e.callbacks.push(t)})},n.prototype.trigger=function(t){for(var e=0;e<this.callbacks.length;e++)this.callbacks[e].call(this,t)},n.prototype.uninstall=function(){var t=this;this.promise.then(function(e){t.impl.uninstallFilter(e),web3.provider.stopPolling(e),web3.off(impl.changed,e)})},n.prototype.messages=function(){var t=this;return this.promise.then(function(e){return t.impl.getMessages(e)})},n.prototype.logs=function(){return this.messages()},e.exports=n},{}],5:[function(t,e){function n(t){return{jsonrpc:"2.0",method:t.call,params:t.args,id:t._id}}function r(t){var e=JSON.parse(t);return{_id:e.id,data:e.result,error:e.error}}var o=function(t){this.handlers=[],this.host=t};o.prototype.sendRequest=function(t,e){var r=n(t),o=new XMLHttpRequest;o.open("POST",this.host,!0),o.send(JSON.stringify(r)),o.onreadystatechange=function(){4===o.readyState&&e&&e(o)}},o.prototype.send=function(t){var e=this;this.sendRequest(t,function(t){e.handlers.forEach(function(n){n.call(e,r(t.responseText))})})},o.prototype.poll=function(t,e){var n=this;this.sendRequest(t,function(r){var o=JSON.parse(r.responseText);!o.error&&(o.result instanceof Array?0!==o.result.length:o.result)&&n.handlers.forEach(function(r){r.call(n,{_event:t.call,_id:e,data:o.result})})})},Object.defineProperty(o.prototype,"onmessage",{set:function(t){this.handlers.push(t)}}),e.exports=o},{}],6:[function(t,e){var n=function(){this.handlers=[];var t=this;navigator.qt.onmessage=function(e){t.handlers.forEach(function(n){n.call(t,JSON.parse(e.data))})}};n.prototype.send=function(t){navigator.qt.postMessage(JSON.stringify(t))},Object.defineProperty(n.prototype,"onmessage",{set:function(t){this.handlers.push(t)}}),e.exports=n},{}],7:[function(t,e){function n(t){return t instanceof Promise?Promise.resolve(t):t instanceof Array?new Promise(function(e){var r=t.map(function(t){return n(t)});return Promise.all(r).then(function(n){for(var r=0;r<t.length;r++)t[r]=n[r];e(t)})}):t instanceof Object?new Promise(function(e){var r=Object.keys(t),o=r.map(function(e){return n(t[e])});return Promise.all(o).then(function(n){for(var o=0;o<r.length;o++)t[r[o]]=n[o];e(t)})}):Promise.resolve(t)}function r(t){if(void 0!==t._event)return void g.trigger(t._event,t._id,t.data);if(t._id){var e=g._callbacks[t._id];e&&(e.call(this,t.error,t.data),delete g._callbacks[t._id])}}var o=t("./filter"),i=function(){return[{name:"sha3",call:"web3_sha3"}]},a=function(){var t=function(t){return"string"==typeof t[0]?"eth_blockByHash":"eth_blockByNumber"},e=function(t){return"string"==typeof t[0]?"eth_transactionByHash":"eth_transactionByNumber"},n=function(t){return"string"==typeof t[0]?"eth_uncleByHash":"eth_uncleByNumber"},r=[{name:"balanceAt",call:"eth_balanceAt"},{name:"stateAt",call:"eth_stateAt"},{name:"storageAt",call:"eth_storageAt"},{name:"countAt",call:"eth_countAt"},{name:"codeAt",call:"eth_codeAt"},{name:"transact",call:"eth_transact"},{name:"call",call:"eth_call"},{name:"block",call:t},{name:"transaction",call:e},{name:"uncle",call:n},{name:"compilers",call:"eth_compilers"},{name:"lll",call:"eth_lll"},{name:"solidity",call:"eth_solidity"},{name:"serpent",call:"eth_serpent"},{name:"logs",call:"eth_logs"}];return r},s=function(){return[{name:"coinbase",getter:"eth_coinbase",setter:"eth_setCoinbase"},{name:"listening",getter:"eth_listening",setter:"eth_setListening"},{name:"mining",getter:"eth_mining",setter:"eth_setMining"},{name:"gasPrice",getter:"eth_gasPrice"},{name:"account",getter:"eth_account"},{name:"accounts",getter:"eth_accounts"},{name:"peerCount",getter:"eth_peerCount"},{name:"defaultBlock",getter:"eth_defaultBlock",setter:"eth_setDefaultBlock"},{name:"number",getter:"eth_number"}]},u=function(){return[{name:"put",call:"db_put"},{name:"get",call:"db_get"},{name:"putString",call:"db_putString"},{name:"getString",call:"db_getString"}]},c=function(){return[{name:"post",call:"shh_post"},{name:"newIdentity",call:"shh_newIdentity"},{name:"haveIdentity",call:"shh_haveIdentity"},{name:"newGroup",call:"shh_newGroup"},{name:"addToGroup",call:"shh_addToGroup"}]},l=function(){var t=function(t){return"string"==typeof t[0]?"eth_newFilterString":"eth_newFilter"};return[{name:"newFilter",call:t},{name:"uninstallFilter",call:"eth_uninstallFilter"},{name:"getMessages",call:"eth_filterLogs"}]},h=function(){return[{name:"newFilter",call:"shh_newFilter"},{name:"uninstallFilter",call:"shh_uninstallFilter"},{name:"getMessage",call:"shh_getMessages"}]},f=function(t,e){e.forEach(function(e){t[e.name]=function(){return n(Array.prototype.slice.call(arguments)).then(function(t){var n="function"==typeof e.call?e.call(t):e.call;return{call:n,args:t}}).then(function(t){return new Promise(function(e,n){g.provider.send(t,function(t,r){return t?void n(t):void e(r)})})}).catch(function(t){console.error(t)})}})},p=function(t,e){e.forEach(function(e){var r={};r.get=function(){return new Promise(function(t,n){g.provider.send({call:e.getter},function(e,r){return e?void n(e):void t(r)})})},e.setter&&(r.set=function(t){return n([t]).then(function(t){return new Promise(function(n){g.provider.send({call:e.setter,args:t},function(t,e){return t?void reject(t):void n(e)})})}).catch(function(t){console.error(t)})}),Object.defineProperty(t,e.name,r)})},d=function(t){return parseInt(t,16).toString()},v=function(t){return parseInt(t).toString(16)},g={_callbacks:{},_events:{},providers:{},toHex:function(t){for(var e="",n=0;n<t.length;n++){var r=t.charCodeAt(n).toString(16);e+=r.length<2?"0"+r:r}return e},toAscii:function(t){var e="",n=0,r=t.length;for("0x"===t.substring(0,2)&&(n=2);r>n;n+=2){var o=parseInt(t.substr(n,2),16);if(0===o)break;e+=String.fromCharCode(o)}return e},fromAscii:function(t,e){e=void 0===e?0:e;for(var n=this.toHex(t);n.length<2*e;)n+="00";return"0x"+n},toDecimal:function(t){return d(t.substring(2))},fromDecimal:function(t){return"0x"+v(t)},toEth:function(t){for(var e="string"==typeof t?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,n=0,r=["wei","Kwei","Mwei","Gwei","szabo","finney","ether","grand","Mether","Gether","Tether","Pether","Eether","Zether","Yether","Nether","Dether","Vether","Uether"];e>3e3&&n<r.length-1;)e/=1e3,n++;for(var o=e.toString().length<e.toFixed(2).length?e.toString():e.toFixed(2),i=function(t,e,n){return e+","+n};;){var a=o;if(o=o.replace(/(\d)(\d\d\d[\.\,])/,i),a===o)break}return o+" "+r[n]},eth:{prototype:Object(),watch:function(t){return new o(t,m)}},db:{prototype:Object()},shh:{prototype:Object(),watch:function(t){return new o(t,b)}},on:function(t,e,n){return void 0===g._events[t]&&(g._events[t]={}),g._events[t][e]=n,this},off:function(t,e){return void 0!==g._events[t]&&delete g._events[t][e],this},trigger:function(t,e,n){var r=g._events[t];if(r&&r[e]){var o=r[e];o(n)}}};f(g,i()),f(g.eth,a()),p(g.eth,s()),f(g.db,u()),f(g.shh,c());var m={changed:"eth_changed"};f(m,l());var b={changed:"shh_changed"};f(b,h());var y=function(){this.queued=[],this.polls=[],this.ready=!1,this.provider=void 0,this.id=1;var t=this,e=function(){t.provider&&t.provider.poll&&t.polls.forEach(function(e){e.data._id=t.id,t.id++,t.provider.poll(e.data,e.id)}),setTimeout(e,12e3)};e()};y.prototype.send=function(t,e){t._id=this.id,e&&(g._callbacks[t._id]=e),t.args=t.args||[],this.id++,void 0!==this.provider?this.provider.send(t):(console.warn("provider is not set"),this.queued.push(t))},y.prototype.set=function(t){void 0!==this.provider&&void 0!==this.provider.unload&&this.provider.unload(),this.provider=t,this.ready=!0},y.prototype.sendQueued=function(){for(var t=0;this.queued.length;t++)this.send(this.queued[t])},y.prototype.installed=function(){return void 0!==this.provider},y.prototype.startPolling=function(t,e){this.provider&&this.provider.poll&&this.polls.push({data:t,id:e})},y.prototype.stopPolling=function(t){for(var e=this.polls.length;e--;){var n=this.polls[e];n.id===t&&this.polls.splice(e,1)}},g.provider=new y,g.setProvider=function(t){t.onmessage=r,g.provider.set(t),g.provider.sendQueued()},g.haveProvider=function(){return!!g.provider.provider},"undefined"!=typeof e&&(e.exports=g)},{"./filter":4}],8:[function(t,e){var n=function(t){this.handlers=[],this.queued=[],this.ready=!1,this.ws=new WebSocket(t);var e=this;this.ws.onmessage=function(t){for(var n=0;n<e.handlers.length;n++)e.handlers[n].call(e,JSON.parse(t.data),t)},this.ws.onopen=function(){e.ready=!0;for(var t=0;t<e.queued.length;t++)e.send(e.queued[t])}};n.prototype.send=function(t){if(this.ready){var e=JSON.stringify(t);this.ws.send(e)}else this.queued.push(t)},n.prototype.onMessage=function(t){this.handlers.push(t)},n.prototype.unload=function(){this.ws.close()},Object.defineProperty(n.prototype,"onmessage",{set:function(t){this.onMessage(t)}}),"undefined"!=typeof e&&(e.exports=n)},{}],web3:[function(t,e){var n=t("./lib/web3");n.providers.WebSocketProvider=t("./lib/websocket"),n.providers.HttpRpcProvider=t("./lib/httprpc"),n.providers.QtProvider=t("./lib/qt"),n.providers.AutoProvider=t("./lib/autoprovider"),n.eth.contract=t("./lib/contract"),e.exports=n},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":5,"./lib/qt":6,"./lib/web3":7,"./lib/websocket":8}]},{},["web3"]);
\ No newline at end of file
diff --git a/lib/filter.js b/lib/filter.js
new file mode 100644
index 000000000..47f5a070c
--- /dev/null
+++ b/lib/filter.js
@@ -0,0 +1,89 @@
+/*
+    This file is part of ethereum.js.
+
+    ethereum.js is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    ethereum.js is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** @file filter.js
+ * @authors:
+ *   Jeffrey Wilcke <jeff@ethdev.com>
+ *   Marek Kotewicz <marek@ethdev.com>
+ *   Marian Oancea <marian@ethdev.com>
+ *   Gav Wood <g@ethdev.com>
+ * @date 2014
+ */
+
+// TODO: is these line is supposed to be here? 
+if (process.env.NODE_ENV !== 'build') {
+    var web3 = require('./web3'); // jshint ignore:line
+}
+
+/// should be used when we want to watch something
+/// it's using inner polling mechanism and is notified about changes
+var Filter = function(options, impl) {
+    this.impl = impl;
+    this.callbacks = [];
+
+    var self = this;
+    this.promise = impl.newFilter(options);
+    this.promise.then(function (id) {
+        self.id = id;
+        web3.on(impl.changed, id, self.trigger.bind(self));
+        web3.provider.startPolling({call: impl.changed, args: [id]}, id);
+    });
+};
+
+/// alias for changed*
+Filter.prototype.arrived = function(callback) {
+    this.changed(callback);
+};
+
+/// gets called when there is new eth/shh message
+Filter.prototype.changed = function(callback) {
+    var self = this;
+    this.promise.then(function(id) {
+        self.callbacks.push(callback);
+    });
+};
+
+/// trigger calling new message from people
+Filter.prototype.trigger = function(messages) {
+    for(var i = 0; i < this.callbacks.length; i++) {
+        this.callbacks[i].call(this, messages);
+    }
+};
+
+/// should be called to uninstall current filter
+Filter.prototype.uninstall = function() {
+    var self = this;
+    this.promise.then(function (id) {
+        self.impl.uninstallFilter(id);
+        web3.provider.stopPolling(id);
+        web3.off(impl.changed, id);
+    });
+};
+
+/// should be called to manually trigger getting latest messages from the client
+Filter.prototype.messages = function() {
+    var self = this;
+    return this.promise.then(function (id) {
+        return self.impl.getMessages(id);
+    });
+};
+
+/// alias for messages
+Filter.prototype.logs = function () {
+    return this.messages();
+};
+
+module.exports = Filter;
diff --git a/lib/web3.js b/lib/web3.js
index a27940f84..527022c62 100644
--- a/lib/web3.js
+++ b/lib/web3.js
@@ -14,7 +14,7 @@
     You should have received a copy of the GNU Lesser General Public License
     along with ethereum.js.  If not, see <http://www.gnu.org/licenses/>.
 */
-/** @file main.js
+/** @file web3.js
  * @authors:
  *   Jeffrey Wilcke <jeff@ethdev.com>
  *   Marek Kotewicz <marek@ethdev.com>
@@ -23,6 +23,8 @@
  * @date 2014
  */
 
+var Filter = require('./filter');
+
 /// Recursively resolves all promises in given object and replaces the resolved values with promises
 /// @param any object/array/promise/anything else..
 /// @returns (resolves) object with replaced promises with their result 
@@ -467,63 +469,7 @@ web3.haveProvider = function() {
     return !!web3.provider.provider;
 };
 
-/// should be used when we want to watch something
-/// it's using inner polling mechanism and is notified about changes
-var Filter = function(options, impl) {
-    this.impl = impl;
-    this.callbacks = [];
 
-    var self = this;
-    this.promise = impl.newFilter(options);
-    this.promise.then(function (id) {
-        self.id = id;
-        web3.on(impl.changed, id, self.trigger.bind(self));
-        web3.provider.startPolling({call: impl.changed, args: [id]}, id);
-    });
-};
-
-/// alias for changed*
-Filter.prototype.arrived = function(callback) {
-    this.changed(callback);
-};
-
-/// gets called when there is new eth/shh message
-Filter.prototype.changed = function(callback) {
-    var self = this;
-    this.promise.then(function(id) {
-        self.callbacks.push(callback);
-    });
-};
-
-/// trigger calling new message from people
-Filter.prototype.trigger = function(messages) {
-    for(var i = 0; i < this.callbacks.length; i++) {
-        this.callbacks[i].call(this, messages);
-    }
-};
-
-/// should be called to uninstall current filter
-Filter.prototype.uninstall = function() {
-    var self = this;
-    this.promise.then(function (id) {
-        self.impl.uninstallFilter(id);
-        web3.provider.stopPolling(id);
-        web3.off(impl.changed, id);
-    });
-};
-
-/// should be called to manually trigger getting latest messages from the client
-Filter.prototype.messages = function() {
-    var self = this;
-    return this.promise.then(function (id) {
-        return self.impl.getMessages(id);
-    });
-};
-
-/// alias for messages
-Filter.prototype.logs = function () {
-    return this.messages();
-};
 
 /// callled when there is new incoming message
 function messageHandler(data) {