Fixes transit tubes being stuck, it uses process() instead of a spawn'd loop.
Segmented the transit tube code into its own folder and code files, for each part of the tube.

Conflicts:
	baystation12.dme
	code/game/objects/structures/transit_tubes.dm
Fixes a typo.
.dme fix
Fixed missing areas for a proper prisonbreak
Solar fixes
Ability to upgrade powercells in energy weapons
Merge pull request #107 from ZomgPonies/master

27/04/14