refactor object renderers to be out of core renderer

More updates ...

changed function to objectRenderer instead of objectRendererer
Removed renderTilingSprite from Sprite Renderer

bunch of updates ...

Fixed bracket issues
Renamed webGLSpriteBatch to SpriteRenderer
Renamed / refactored webGLGraphics to GraphicsRenderer
Tweaked Shaders default attributes

Merge branch 'dev-rewrite' of https://github.com/GoodBoyDigital/pixi.js into dev-rewrite ...

Conflicts:
	src/core/primitives/Graphics.js
	src/core/renderers/webgl/WebGLRenderer.js

sprite render change

small doc cleanup after regex replace

regex replace braces to newline

cache files for jshint on watch

fix bundle on watch update

fixup some forgotton spots

fix watch tsk

Removed the parent check in updateTransform ...

little perf increase by avoiding having to check if every displayObject
has a parent

Merge branch 'dev-rewrite' of https://github.com/GoodBoyDigital/pixi.js into dev-rewrite

Fixed graphics ...

also tweaked renderWebGL so that it calls _renderWebGL, but this
function should probably be renamed..

add some docs for shader types

fix gulp watch

fix fast shader to color properly

update core to be the main export, plugins add onto that

don't recalculate vertSize in bytes each time

minor perf increase for updateTransform

got textures binding correctly and webgl works

add backgroundColor to canvas; fix places I forgot to update

fix update transform for DO so it can be root

fix issues with shaders not compiling properly

fix small build/run issues

fix #1055, add clone method to Graphics (untested)

move fastSpriteBatch to renderer; add some docs

remove renderSession code; only pass renderer in ctor

move TextureUvs to textures/

merge #1336, fix typo in convolution filter