Update Font Awesome.

npm-shrinkwrap.json

@@ -190,8 +190,8 @@
       }
     },
     "font-awesome": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/font-awesome/-/font-awesome-4.3.0.tgz"
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/font-awesome/-/font-awesome-4.4.0.tgz"
     },
     "grunt": {
       "version": "0.4.5",

package.json

@@ -48,7 +48,7 @@
   },
   "devDependencies": {
     "crx": "^3.0.3",
-    "font-awesome": "4.3.0",
+    "font-awesome": "^4.4.0",
     "grunt": "^0.4.5",
     "grunt-concurrent": "^2.0.1",
     "grunt-contrib-clean": "^0.6.0",