No more browserify

package.json

@@ -40,7 +40,6 @@
     "body-parser": "~1.14.1",
     "bootstrap-sass": "~3.3.6",
     "botkit": "~0.1.1",
-    "browserify": "~12.0.1",
     "cli": "~0.6.0",
     "colors": "^1.1.2",
     "commander": "~2.9.0",