Deadchat sanitized so players can't use HTML.
Visual update of security explosive ordinance disposal suit.

Conflicts:
	icons/mob/head.dmi
	icons/mob/suit.dmi
	icons/obj/clothing/hats.dmi
	icons/obj/clothing/suits.dmi
Suit collars

Adds a collar overlay above the helmet layer if the suit has one
Suit needs an identically named sprite in icons/mob/collar.dmi
Suit also needs 'collar = 1' set in utility.dm

Trenchcoats are go!

Conflicts:
	code/modules/mob/living/carbon/human/update_icons.dm
Cleaned collar rendering code

Removed colon
Removed need for collar variable
Corrected TOTAL_LAYERS define

Conflicts:
	code/modules/mob/living/carbon/human/update_icons.dm
Tail rendering fix

Spotted this while working on collars code
Moved tail layer before hand layers, so tails don't render over held items