FluDAG User Features
Changing text of landing page for DAGMC website.
Add link to CNERG
Small formatting tweaks
Merge remote-tracking branch 'svalinn/master'
Incorporate g1wr and normlwr into fluka_funcs.cpp
incorporate g1wr and nrmlwr into fluka_funcs; also add some cmake capability
Remove obsolete files and commented-out code; create separate main file for readvol; fix cmake to create readvol and mainfludag targets.
Add mainfludag build to cmake system; set testing directory to sample files
Ignore cmake-generated Makefile
remove run-specific test directory
Add directory with sample run files
Update build documentation for cmake system
Remove README that had changed to README.rst
Allow cmake with -D defines for pathname variables
--dry-run
Exempt iface files from being ignored
fix iface file status
Add Issue 22 testing
Issue #22: add nonempty test