Macaw's Paths and Pavings

Changes:

• Pickaxes and Shovels now use durability when Engraving or Flattening
• Flattening and Engraving is now compatible with modded Shovels/Pickaxes

Bug Fixes:

• Engrave doesn't work with modded pickaxes
• Flatten doesn't work with modded shovels
• Paths get removed by water