Merge pull request #527 from grtjn/526-phantomjs-prebuild

Pinning down phantomjs-prebuilt to 2.1.15

Author: grtjn

app/templates/package.json

@@ -72,7 +72,7 @@
     "mocha": "^2.2.5",
     "node-notifier": "^4.2.3",
     "os-homedir": "^1.0.2",
-    "phantomjs-prebuilt": "^2.0.0",
+    "phantomjs-prebuilt": "2.1.15",
     "plato": "^1.5.0",
     "q": "^1.0.0",
     "sinon": "^1.15.3",