Updated mesecons, pipeworks and homedecor

- Homedecor now using an inventory texture for lamps
- Reoganized pipeworks' code
- Added secure fix in pipeworks
- Added meshnodes, sounds and fixes in mesecons
- Removed "mesecons_compatibility"

mods/pipeworks/default_settings.txt

@@ -16,4 +16,5 @@ pipeworks.enable_crossing_tube = true
 pipeworks.enable_sand_tube = true
 pipeworks.enable_mese_sand_tube = true
 pipeworks.enable_one_way_tube = true
+pipeworks.enable_priority_tube = true
 pipeworks.enable_cyclic_mode = true