Add support to animate the labels text color.
Added a method to select the component to change the color and stroke animation support.
Fixed problem with the default selected component.
Merge pull request #84 from aurhe/colorto_animation_labels

Add support to animate the labels text color
Added documentation to json.js, spritesheet.js and fixed a typo in node.js
Changed lime.SpriteSheet, allowing metadata to be either its default object or just a normal object that will get passed to the parser directly.
Revert tabs
Merge branch 'ludoza_docs'
Allow strict mode builds
Fix iOS Chrome image caching. #87
Typo fix #87