Resprited catwalks, solar panels are now catwalks.

(cherry picked from commit efa6e8bc7840dfc486e7d7c1c292aa1b2c1e0e77)

Conflicts:
	code/game/turfs/simulated/floor_types.dm
	maps/tauceti.1.1.dmm
Fucking stupid

(cherry picked from commit a5a09f2a994a022158429bdb57fabbe39abbcaaa)