migrating to yarn

package.json

@@ -27,7 +27,7 @@
   },
   "dependencies": {
     "async": "^1.4.2",
-    "bcrypt": "^0.8.7",
+    "bcrypt": "~1.0.3",
     "body-parser": "~1.14.1",
     "bower": "~1.6.5",
     "chalk": "^1.1.3",
@@ -92,7 +92,6 @@
     "grunt-contrib-uglify": "^0.11.1",
     "grunt-contrib-watch": "~0.6.1",
     "grunt-execute": "^0.2.2",
-    "grunt-i18nlint": "github:jwarby/grunt-i18nlint",
     "grunt-karma": "~0.12.1",
     "grunt-lcov-merge": "^1.2.3",
     "grunt-mocha-istanbul": "^3.0.1",