Remove github feature flat

services/web/app/coffee/models/User.coffee

@@ -35,9 +35,7 @@ UserSchema = new Schema
 							compileTimeout: { type:Number, default: Settings.defaultFeatures.compileTimeout }
 							compileGroup:  { type:String,  default: Settings.defaultFeatures.compileGroup }
 						}
-	featureSwitches	  : {
-							github: {type: Boolean}
-						}
+	featureSwitches	  : {}
 	referal_id : {type:String, default:() -> uuid.v4().split("-")[0]}
 	refered_users: [ type:ObjectId, ref:'User' ]
 	refered_user_count: { type:Number, default: 0 }