Cleanbots are now created unlocked.

Allows roboticist to set up cleanbots and if they patrol or not.  Requires janitor access to lock them (Captain, HoP, Janitor)

Should probably have a proc that checks you have either of the access listed but for now this fixes this minor problem.
Ghost chat unicode support...removed unneeded sanitize()
Dirt Fixes.  Pass ALL the attack_by's to the floor.

Conflicts:
	code/game/objects/effects/decals/Cleanable/misc.dm