Remove coffee from files

package.json

@@ -13,7 +13,6 @@
     "bower": "~1.3.12",
     "browserify": "~12.0.1",
     "coffee-script": "1.6.x",
-    "coffeeify": "0.6.0",
     "connect-ratelimit": "0.0.7",
     "coupon-code": "~0.3.0",
     "domain-middleware": "~0.1.0",
@@ -97,7 +96,6 @@
   "devDependencies": {
     "chai": "^3.4.0",
     "chai-as-promised": "^5.1.0",
-    "coffee-coverage": "~0.4.2",
     "coveralls": "^2.11.2",
     "csv": "~0.3.6",
     "deep-diff": "~0.1.4",