Add moving enemy spawner

Hooray
Merge branch 'juho' into dev
Move some files, fix broken ones
Added melee enemies, altered spawner logic, altered gamelogic
Merge remote-tracking branch 'origin/dev' into juho

Conflicts:
	Assets/Prefabs/Game/Enemy.prefab
	Assets/Scenes/DebugScene.unity
	ProjectSettings/TagManager.asset