feat(new command): override ember-cli's new command with better defaults

Closes #3

addon/ng2/commands/new.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var NewCommand = require('ember-cli/lib/commands/new');
+
+module.exports = NewCommand.extend({
+    availableOptions: [
+        { name: 'dry-run', type: Boolean, default: false, aliases: ['d'] },
+        { name: 'verbose', type: Boolean, default: false, aliases: ['v'] },
+        { name: 'blueprint', type: String, default: 'ng2', aliases: ['b'] },
+        { name: 'skip-npm', type: Boolean, default: false, aliases: ['sn'] },
+        { name: 'skip-bower', type: Boolean, default: true, aliases: ['sb'] },
+        { name: 'skip-git', type: Boolean, default: false, aliases: ['sg'] },
+        { name: 'directory', type: String , aliases: ['dir'] }
+    ]
+});
+
+module.exports.overrideCore = true;

addon/ng2/index.js

@@ -2,5 +2,10 @@
 'use strict';
 
 module.exports = {
-  name: 'ng2'
+  name: 'ng2',
+  includedCommands: function() {
+    return {
+      'new': require('./commands/new')
+    };
+  }
 };