bower and build fixes, model micro optimisation

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "Epitome",
-  "version": "0.4.1",
+  "version": "0.6.0",
   "main": [
       "Epitome-min.js",
       "src/epitome.js",

dist/build.js

@@ -31,7 +31,7 @@ var http = require('http'),
 	}),
 	generateUID = function(){
 		var now = new Date();
-		return Math.floor(Math.random() * 10) + parseInt(now.getTime()).toString(36).toUpperCase();
+		return Math.floor(Math.random() * 10) + parseInt(now.getTime(),10).toString(36).toUpperCase();
 	};
 
 function respond(res, code, contents){
@@ -62,7 +62,7 @@ http.createServer(function(req, res){
 		}
 	});
 
-	req.on('close', function(err){
+	req.on('close', function(/*error*/){
 		res.end();
 	});
 

src/epitome-model.js

@@ -144,7 +144,7 @@
 
 			empty: function(){
 				// empty the model and fire change event
-				var keys = Object.keys(this.toJSON()),
+				var keys = Object.keys(this._attributes),
 					self = this;
 
 				// let the instance know.
@@ -153,7 +153,7 @@
 				// fire change for all keys in the model.
 				Array.each(keys, function(key){
 					self.trigger('change:' + key, null);
-				}, this);
+				});
 
 				this._attributes = {};
 				this.trigger('empty');