Add categories to asset loader and change spine assets
created base component skeleton
Fix bug, origin management should be done in visible and not spineable
added option to disable sorting
Add speed and callback parameter to setAnimation
remove outline for debugging
Fixed this reference for setScale in scalable component
Fixed drawing out the Visible in scaling example
started refactoring visible to contain only image related data
added position, dimension, origin, rectangle to base object to keep shared state
drawing order is determined in baseobject
updated the scalable example, works now in the refactored structure
refactored fading component and example
partially made Nigo’s cave work again
refactored other components and examples based on changes in base object
calling all draw registrants again, made exception for visible.draw
partially fixed spine example
fixed audio example
added vector to spine able example
Merge branch '#143-spine-improvement' into 141-base-component

Conflicts:
	build/glue.js
	build/glue.min.js
	example/spine/js/init.js
	js/modules/glue/component/plugin/spineable.js
added visible as an automatic dependency of animatable
fix spineable
Merge branch '141-base-component' of https://github.com/spilgames/glue into 141-base-component
renamed / refactored Visible into Spritable
Merge pull request #148 from spilgames/141-base-component

141 base component