fix(package): update forever to version 3.0.0

Closes #8

Author: greenkeeper[bot]

package.json

@@ -7,7 +7,7 @@
   "dependencies": {
     "escomplex-js": "~1.2.0",
     "express": "~4.15.2",
-    "forever": "^0.15.1",
+    "forever": "^3.0.0",
     "hogan-express": "0.5.x",
     "pub-sub": "0.1.x",
     "stylus": "~0.54.5"