Merge pull request #3 from nanonoxi/Merada_collision_detection

Merada collision detection
Tweaked NPC pull as mentioned on FB
Players face direction their going
Added New Models
sounds done only need to confirm working on game over screen, cant get there ye to check...
creeps always drop ammo supply

will create spawner to better control probabilty of ammo drop
instead of using a random generator, will be using a creep spawner with
creep counter to use probability for ammo drop

float prob = 1/creep_count *100

if( prob< 35)
drop ammo

if(prob>=43 && prob<56)//two randomly chosen numbers to skew odds
drop ammo

will work on that with ai... also its a no on using plug and play A*
code
fixed gameover screen music...

god i hope im doing this github thing right
Merge remote-tracking branch 'origin/master' into Merada_collision_detection

Conflicts:
	Gameception_Windows/Gameception_Windows/Gameception_Windows/ScreenManager/SplashScreen.cs
	Gameception_Windows/Gameception_Windows/Gameception_Windows/SoundManager/SoundManager.cs
	Gameception_Windows/Gameception_Windows/Gameception_Windows/SoundManager/SoundObject.cs