Added a Sample Plugin and tested out the Plugin Manager. Working great :)

Plugins/SamplePlugin.js

@@ -0,0 +1,37 @@
+/**
+* A Sample Plugin demonstrating how to hook into the Phaser plugin system.
+*/
+Phaser.Plugin.SamplePlugin = function (game, parent) {
+
+	Phaser.Plugin.call(this, game, parent);
+
+	this.sprite = null;
+	
+};
+
+//	Extends the Phaser.Plugin template, setting up values we need
+Phaser.Plugin.SamplePlugin.prototype = Object.create(Phaser.Plugin.prototype);
+Phaser.Plugin.SamplePlugin.prototype.constructor = Phaser.Plugin.SamplePlugin;
+
+/**
+* Add a Sprite reference to this Plugin.
+* All this plugin does is move the Sprite across the screen slowly.
+* @type {Phaser.Sprite}
+*/
+Phaser.Plugin.SamplePlugin.prototype.addSprite = function (sprite) {
+
+	this.sprite = sprite;
+
+};
+
+/**
+* This is run when the plugins update during the core game loop.
+*/
+Phaser.Plugin.SamplePlugin.prototype.update = function () {
+
+	if (this.sprite)
+	{
+		this.sprite.x += 0.5;
+	}
+
+};