Cleaned up tally lists introducing user_tallies and cmfd_tallies.
Add clear method to set.
Changed active tally lists to sets.
Added add_tallies subroutine to simplify new tally groups.
Merge branch 'TallyCleanup'
Updated installation documentation with PPA description.
Remove unused dummy in add_tallies.
Changed arguments for add_tallies. Closes #141.
Updated signal.patch.
added cmfd HDF5 output in statepoints and removed old CMFD HDF5 output routine
Merge branch 'master' of git@github.com:mit-crpg/openmc
merged master new tally interface to tally diffusion