Fixed libgdx examples for recent skeleton x/y and flip changes.
Minor updates.
Fixed leaking CCTextureAtlas.
Fixed cocos2d-x example leaking skeleton animation node.
make sure animation duration is not 0 when figuring out the time
fix typo(?) in colortimelines using color.r instead of slot.r when using alpha
Merge pull request #57 from moitias/luaanimationfixes

Fix a few Lua animation problems
Compute scale using sprite collection's target ortho size. Removed scale from skeletondata asset.
Merge remote-tracking branch 'origin/master'
Fixed issue #58
Fixed AS3 colors.
Some small optimizations.
Fixed attachAll.
Added getAnimationState.
Added mesh.MarkDynamic().
Minor updates.
Updated goblins atlas to have rotation.
Fixed getFrameCount for attachment timelines, issue #62
Fixed CCSkeletonAnimation.

Oops!
Update Util.cs

RenderTarget2D is volatile. This means when there is any change to screen resolution, the content will be lost. This is common when changing to full-screen, alt+tab, screensavers, and locking/unlocking the computer. We can counteract this by directly setting the content of Texture2D.