Fixed seeds not showing up properly in the vendor.
Added portable_atmospherics to hydroponics machine path, couple of other tweaks.

Conflicts:
	code/datums/supplypacks.dm
	code/game/machinery/hydroponics.dm
	code/modules/reagents/reagent_containers/glass.dm
	code/modules/reagents/reagent_containers/spray.dm
	maps/tgstation2.dmm