Fixed laser remapping
Merge pull request #2064 from adudney/6.1.x

Fixed laser remapping
publish new contribution rules
Merge branch '6.1.x' of github.com:BuildCraft/BuildCraft into 6.1.x
minor fixes, including valve behaviour changes to make more sense
fix style
optimize quarry and chute tile entity lookups
optimize chutes further
Merge branch '6.1.x' of github.com:BuildCraft/BuildCraft into TestPower