Adds some new turf sprites to replace ones in common use across the station, ports the reinforced floor from bay.
Adds new vent, scrubber, sprites for many wall-mounted objects and holopad sprites that fit in better with the changed floors.
Remaps a ton of areas visually to make better use of these changed sprites.
- Material comparisons done by name rather than reference equality
- get_material_by_name proc that ensures the material list is initialised, initialising it if neccessary
- holographic materials moved into main material list
- table frames are not a source of infinite metal, and can be deconstructed correctly
- gambling table icons are no longer E-W flipped
