feat(project): add license

Closes #43

Gruntfile.js

@@ -188,6 +188,7 @@ module.exports = function(grunt) {
       options: {
         banner: '/*! <%= pkg.name %> - v<%= pkg.version %> - ' +
                 '<%= grunt.template.today("yyyy-mm-dd") %> - ' +
+                'http://bpmn.io/license - ' +
                 'https://github.com/bpmn-io/bpmn-js */',
         sourceMap: true,
         sourceMapIncludeSources: true,

LICENSE

@@ -0,0 +1,22 @@
+Copyright (c) 2014 camunda services GmbH
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in the
+Software without restriction, including without limitation the rights to use, copy,
+modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+and to permit persons to whom the Software is furnished to do so, subject to the
+following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+The source code responsible for displaying the bpmn.io logo (two green cogwheels in
+a box) that links back to http://bpmn.io as part of rendered diagrams MUST NOT be
+removed or changed.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
+OR OTHER DEALINGS IN THE SOFTWARE.

lib/Viewer.js

@@ -58,6 +58,12 @@ function Viewer(options) {
   // unwrap jquery
   this.container = container.get(0);
 
+  /**
+   * The code in the <project-logo></project-logo> area
+   * must not be changed, see http://bpmn.io/license for more information
+   *
+   * <project-logo>
+   */
   var logoData = fs.readFileSync('resources/bpmnjs.png', 'base64');
 
   var a = $('<a href="http://bpmn.io" target="_blank" class="bjs-powered-by" title="Powered by bpmn.io" />').css({
@@ -70,6 +76,8 @@ function Viewer(options) {
   var logo = $('<img/>').attr('src', 'data:image/png;base64,' + logoData).appendTo(a);
 
   a.appendTo(container);
+
+  /* </project-logo> */
 }
 
 Viewer.prototype.importXML = function(xml, done) {

package.json

@@ -22,6 +22,7 @@
     "name": "Nico Rehwaldt",
     "url": "https://github.com/Nikku"
   },
+  "license": "http://bpmn.io/license",
   "browser": {
     "fs": false
   },