Adds Wood Bars back in, outside the shape menu. These bars upgrade to Iron, and Iron Bars upgrade to Steel. The versions in the shape menu still follow the standard wood > cobble > concrete > steel path if you prefer that.
Adds Steel versions of the Wood / Iron Spikes Trap – higher durability.
Adds recipes for house windows and doors.
Added manholeHatch to recipes.
The forum topic of the mod is here.