2015-02-07 updates

- Random little fixes | Andres Suarez
- Add backButtonTitle to Navigator | Nick Poulden
- [react-pacakger] Ignore malformed package.json | Amjad Masad
- Renamed hasMove to hasMark | Rich Seymour
- Update XMLHttpRequest.ios.js | Nick Poulden
- Warn about missing dependencies for issue #16 | Andrew McCloud

packager.js

@@ -3,13 +3,25 @@
  */
 'use strict';
 
+var fs = require('fs');
+var path = require('path');
+
+if (!fs.existsSync(path.resolve(__dirname, '..', 'node_modules'))) {
+  console.log(
+    '\n' +
+    'Could not find dependencies.\n' +
+    'Ensure dependencies are installed - ' +
+    'run \'npm install\' from project root.\n'
+  );
+  process.exit();
+}
+
 var ReactPackager = require('./react-packager');
 var blacklist = require('./blacklist.js');
 var connect = require('connect');
 var http = require('http');
 var launchEditor = require('./launchEditor.js');
 var parseCommandLine = require('./parseCommandLine.js');
-var path = require('path');
 
 var options = parseCommandLine([{
   command: 'port',

react-packager/src/DependencyResolver/haste/DependencyGraph/__tests__/DependencyGraph-test.js

@@ -122,6 +122,32 @@ describe('DependencyGraph', function() {
       });
     });
 
+    pit('should ignore malformed packages', function() {
+      var root = '/root';
+      fs.__setMockFilesystem({
+        'root': {
+          'index.js': [
+            '/**',
+            ' * @providesModule index',
+            ' */',
+            'require("aPackage")',
+          ].join('\n'),
+          'aPackage': {
+            'package.json': 'lol',
+            'main.js': 'lol'
+          }
+        }
+      });
+
+      var dgraph = new DependencyGraph({roots: [root], fileWatcher: fileWatcher});
+      return dgraph.load().then(function() {
+        expect(dgraph.getOrderedDependencies('/root/index.js'))
+          .toEqual([
+            {id: 'index', path: '/root/index.js', dependencies: ['aPackage']},
+          ]);
+      });
+    });
+
     pit('can have multiple modules with the same name', function() {
       var root = '/root';
       fs.__setMockFilesystem({

react-packager/src/DependencyResolver/haste/DependencyGraph/index.js

@@ -267,9 +267,15 @@ DependecyGraph.prototype._findAndProcessPackage = function(files, root) {
   if (packagePath != null) {
     return readFile(packagePath, 'utf8')
       .then(function(content) {
-        var packageJson = JSON.parse(content);
-        if (packageJson.name == null) {
+        var packageJson;
+        try {
+          packageJson = JSON.parse(content);
+        } catch (e) {
+          debug('WARNING: malformed package.json: ', packagePath);
+          return q();
+        }
 
+        if (packageJson.name == null) {
           debug(
             'WARNING: package.json `%s` is missing a name field',
             packagePath