adding the visibility network datums
modifying visibility interface of ai to use generic visibility_interface

Conflicts:
	baystation12.dme
	code/game/gamemodes/malfunction/Malf_Modules.dm
	code/modules/mob/living/silicon/ai/freelook/cameranet.dm
	code/modules/mob/living/silicon/ai/freelook/chunk.dm
	code/modules/mob/living/silicon/ai/freelook/eye.dm
	code/modules/mob/living/silicon/ai/freelook/update_triggers.dm
adding the spirit entity code, fixing the cameraNet so that it compiles properly

Conflicts:
	code/datums/visibility_networks/dictionary.dm
	code/game/machinery/doors/door.dm
	code/modules/mob/living/silicon/ai/freelook/cameranet.dm
adding modifications to cult mode, working spirits, and mask transformation procs

Conflicts:
	code/game/gamemodes/cult/runes.dm
	code/modules/mob/mob.dm
	code/modules/mob/mob_movement.dm
fixing the traitor panel 'make cultist' function
fixing the gib code bug
Merge pull request #138 from ZomgPonies/master

15/05/14 - 5