New tower system (TowerNova still not work) TowerWeapon control now how long and often shoot.
I dont know.
Merge branch 'master' of https://github.com/piranha771/tdp

Conflicts:
	sep/Assets/Tower/NPCShooter.cs
	sep/Assets/Tower/Resources/TowerDetector.prefab
	sep/Assets/Tower/Resources/TowerLaser.prefab
	sep/Assets/Tower/WeaponBullet.cs
	sep/Assets/Tower/WeaponGatling.cs
	sep/Assets/Tower/WeaponLaser.cs
	sep/sep-csharp.v11.suo
Merge branch 'master' of https://github.com/piranha771/tdp

Conflicts:
	sep/Assets/Scenes/game.unity