Engine:
* Added a new weapon: Hammer: Crush half your enemies' health and let them break through thin floors! (Might need some visual improvements)
* Removed orientation code from sticky mines due to their new graphics
* Added an attachment sound to sticky mines
Frontend:
* Added the hammer to predefined weapon sets
[patterns]
**.h = native
**.c = native
**.cpp = native
**.lua = native
**.txt = native
**.pas = native
**.inc = native