* Fixed issue causing Keyboard.justPressed to always fire (thanks stemkoski)

* Added Keyboard.addKey() which creates a new Phaser.Key object that can be polled for updates, pressed states, etc. See the 2 new examples showing use.

examples/input/key.php

@@ -0,0 +1,67 @@
+<?php
+    $title = "Creating and using a Key object";
+    require('../head.php');
+?>
+
+<script type="text/javascript">
+
+(function () {
+
+    var game = new Phaser.Game(800, 600, Phaser.AUTO, '', { preload: preload, create: create, update: update });
+
+    function preload() {
+
+        game.load.image('phaser', 'assets/sprites/phaser-dude.png');
+
+    }
+
+    var sprite;
+
+    var upKey;
+    var downKey;
+    var leftKey;
+    var rightKey;
+
+    function create() {
+
+        game.stage.backgroundColor = '#736357';
+
+        sprite = game.add.sprite(300, 300, 'phaser');
+
+        //  In this example we'll create 4 specific keys (up, down, left, right) and monitor them in our update function
+
+        upKey = game.input.keyboard.addKey(Phaser.Keyboard.UP);
+        downKey = game.input.keyboard.addKey(Phaser.Keyboard.DOWN);
+        leftKey = game.input.keyboard.addKey(Phaser.Keyboard.LEFT);
+        rightKey = game.input.keyboard.addKey(Phaser.Keyboard.RIGHT);
+
+    }
+
+    function update() {
+
+        if (upKey.isDown)
+        {
+            sprite.y--;
+        }
+        else if (downKey.isDown)
+        {
+            sprite.y++;
+        }
+
+        if (leftKey.isDown)
+        {
+            sprite.x--;
+        }
+        else if (rightKey.isDown)
+        {
+            sprite.x++;
+        }
+
+    }
+
+})();
+</script>
+
+<?php
+    require('../foot.php');
+?>