Added new menu for the card Editor
Corrected package import/name
Corrected class name to fit they purpose.
Improved the Card editor:
	- Cleanup work properly (still WIP)
Removed libs from libs folder, [outdated]
Added EntityFieldCollisionSystem.
Removed Extended EntityData.
Added TuxDoll to test out some ability animation cast. (Auto summon when launching the card editor)
Removed unused asset.
Added TuxDoll animation WALK & improved other anim
Improved: CardEditor to use the Hover instead of a windows to show the cardPreview properties.
Improved: Hover Class to update the view data following the editor input, (WIP, only update the cost)
Added overlay image for card;
Removed ExtendedComponent Interface : unused;
Renamed EntitySystem && EntityData to fit they behavior;
card preview now update accordingly to the data, multiple icon added.
Improved the collision system to handle multiple collision size
Moved some class to fit better there purpose,
Improved the card generator, the loading is show (WIP, not fully fonctional)
Merge pull request #69 from roroah/master

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