Update instructions for MPICH2/OpenMPI.
Change abundances.txt so each element sums to 1.
Update isotopic abundances to IUPAC 2009.
continued debugging loafs consistency issues
Merge branch 'master' into loafs
initial add of loafs tally integration
Rewrote readme.rst.
Fixed license section in readme.rst.
Updated mailing list link in readme.rst.
Updated a few things in documentation.
Change statepoint_batch to type(SetInt).
Added source_write option to inhibit writing source sites in state points. Closes #153.
integrated with cmfd, modified tallies to allow different # of particles in each loafs bin
Merge branch 'master' into loafs