Fix new genetics stealth powers.

Conflicts:
	code/modules/mob/mob_defines.dm
Fixes #452, people who are silenced for whatever reason or miming can't use the megaphone
Fuck you emisune
Add additional extinguisher logging, transfer logging framework.

Conflicts:
	code/game/objects/items/weapons/extinguisher.dm
Revert "Display cases now constructable."

This reverts commit 3e210aa75c4c007194e3dc7a511a350dff061010.
Compile fixes