Merge pull request #85 from CarlRapp/TENFIRE

Tenfire
Merge pull request #86 from CarlRapp/TENFIRE

Level now has ONE AddLight and ONE RemoveLight
Merge pull request #87 from CarlRapp/TENFIRE

Added support for callback
Merge pull request #88 from CarlRapp/TENFIRE

Added Add, Remove and Delete-GameObject as Callback in GameObject
Updated Canned Food to work with new Callback methods
Displays the weapon when it is on the ground (And can be picked up)
Added Weapon Drop class
Made the destructor virtual
Updated to work with dropped weapons
Merge branch 'master' of https://github.com/CarlRapp/CodenameGamma
Merge pull request #89 from CarlRapp/master

Update