New menu system and activity handler
New menu system

with tabs
Merge remote-tracking branch 'origin/menus3' into development
Merge branch 'development' of https://github.com/DigohD/SE-Android into development
cleaning
Future preparations

Started boot of Skynet
ignore R
Guns started'
Merge remote-tracking branch 'origin/levels' into development
Inventory started
fixed untracked files
Switch to Inventory Testing
Switch to Inventory testing 2
Guns and Inventory
Inventory System V 1 Done
new enemy
Fixed *Player pos after restart
Merge branch 'refs/heads/enemies' into development

Conflicts:
	gen/com/google/android/gms/R.java
	src/com/spaceshooter/game/object/player/Player.java
bug fixes
code cleaning