(maint) Remove log4cxx and re2, add in-house boost

This updates the spec file for rhel 7 to build with the updates cfacter
dependencies. log4cxx and re2 have been removed in favor or boost.log
and boost.regex
Merge pull request #130 from melissaanne/master

Remove log4cxx and re2, add in-house boost
(maint) Ignore .idea generated by CLion
Merge pull request #133 from MikaelSmith/maint/ignore-clion

(maint) Ignore .idea generated by CLion