Bump bdlib version
Added a public API
wtf case problems
Added sanity check for buggy mutations when placing an apiary
Initial implementation of covers
Added item export into BC pipes and TE conduits
changed how covers are stored, added cover recipes
Added cover support to all machines
bumped bdlib and forge version, added cofhlib
Reinstated RF support (#25)

This reverts commit ada04a64e1805d004587ee12fac4a81728b3d9a1.
Merge remote-tracking branch 'remotes/origin/mc172' into mc172
Merging changes from 1.6.4 branch
Fixed and cleaned up merged code