Removed PIXI.BitmapText as it's no longer used.

Author: photonstorm

build/config.php

@@ -49,7 +49,6 @@
     <script src="$path/src/pixi/display/Sprite.js"></script>
     <script src="$path/src/pixi/display/SpriteBatch.js"></script>
     <script src="$path/src/pixi/text/Text.js"></script>
-    <script src="$path/src/pixi/text/BitmapText.js"></script>
     <script src="$path/src/pixi/display/Stage.js"></script>
 
     <script src="$path/src/pixi/utils/Utils.js"></script>

tasks/manifests/pixi.json

@@ -7,7 +7,6 @@
     "src/pixi/display/Sprite.js",
     "src/pixi/display/SpriteBatch.js",
     "src/pixi/text/Text.js",
-    "src/pixi/text/BitmapText.js",
     "src/pixi/display/Stage.js",
 
     "src/pixi/utils/Utils.js",