actions for bullets fixed - finally work properly
actors grouped in proper groups
Updated libgdx to newest nighties. Better background not moving stars(assets from free game art can be used commercially.) Added libgdx-util.jar works with desktop(AnimationSprite) problems on android...
stats of the buildings taken from proper class
buildings stats taken from proper class
Merge branch 'master' of https://github.com/arap/Chip-Totality

Conflicts:
	ChipTotality/src/com/world/building/Building.java
	ChipTotality/src/com/world/ship/Ship.java
convinience actions for ships
method for destroying buildings
simple ai, capable of searching target and shooting
bullet spawning improvement
minor code cleanups
new ship manager stub
Added effects of exploding bullets, ships, buildings, needed to add pools(with 100 ships only 30fps android). Some test waves(each wave more ships sent). Label with ship numbers for testing. Libgdx-util lib source.
poolable bullets
Merge branch 'master' of https://github.com/arap/Chip-Totality

Conflicts:
	ChipTotality-desktop/.classpath
	ChipTotality/.classpath
	ChipTotality/src/com/screen/GUI/GameScreenGUI.java
	ChipTotality/src/com/screen/GameStage.java
	ChipTotality/src/com/screen/controller/GameController.java
	ChipTotality/src/com/world/building/Building.java