Update dependencies

package.json

@@ -68,14 +68,15 @@
 	"dependencies": {
 		"ambi": "~2.0.0",
 		"backbone": "1.0.0",
-		"bal-util": "~2.2.0",
+		"bal-util": "~2.3.0",
 		"caterpillar": "~2.0.1",
 		"caterpillar-filter": "~2.0.1",
 		"caterpillar-human": "~2.1.0",
-		"commander": "~1.2.0",
+		"commander": "~1.3.0",
 		"cson": "~1.4.2",
 		"eachr": "~2.0.2",
 		"envfile": "~1.0.0",
+		"event-emitter-grouped": "~2.3.0",
 		"express": "~3.3.1",
 		"extendr": "~2.1.0",
 		"extract-opts": "~2.2.0",

src/lib/docpad.coffee

@@ -50,7 +50,7 @@ safeps = require('safeps')
 util = require('util')
 superAgent = require('superagent')
 {extractOptsAndCallback} = require('extract-opts')
-{EventEmitterEnhanced} = balUtil
+{EventEmitterGrouped} = require('event-emitter-grouped')
 
 # Base
 {queryEngine,Backbone,Events,Model,Collection,View,QueryCollection} = require('./base')
@@ -74,12 +74,9 @@ BasePlugin = require('./plugin')
 # =====================================
 # DocPad
 
-###
-The DocPad Class
-It extends the EventSystem from bal-util to provide system events
-It allows us to support multiple instances of docpad at the same time
-###
-class DocPad extends EventEmitterEnhanced
+# The DocPad Class
+# Extends https://github.com/bevry/event-emitter-grouped
+class DocPad extends EventEmitterGrouped
 
 	# =================================
 	# Variables