Add support for Tiled map GID object property
Add support for Tiled map GID object property in AtlasTmxMapLoader
Issue 1477 - AnimatedTiledMapsTile should use an interval of float seconds, not float ms
Avoid potential precision loss during conversion from long millis time to float seconds time by subtracting intial time in millis in updateAnimationBaseTime function
Merge pull request #430 from dylanetaft/master

Add support for GID attribute & Issue 1477 Fix