added ability to add install prefix and thus installs libs & headers
updated tally to build from master CMakeFile.txt
Merge pull request #282 from makeclean/updated_install

added ability to add install prefix and thus installs libs & headers
Separate tally/test cmake build; update unit tests for moab 4.6.3
Moved meshtal_funcs to be part of dagtally library.  Some small changes to build system and hardcoding to successfully build MCNP5
Merge pull request #284 from gonuke/rearrange_dirs

Moved meshtal_funcs to be part of dagtally library.  Some small changes ...
updated test settings
added test macro
updated test settings
added test macro
Merge branch 'added_g4_testing' of https://github.com/makeclean/DAGMC into added_g4_testing
Merge pull request #283 from kldunn/rearrange_dirs

Separate tally/test cmake build; update unit tests for moab 4.6.3
Merge pull request #285 from makeclean/added_g4_testing

Added g4 testing
updated cmake to take account of var order
Merge pull request #286 from makeclean/geant4_test

Geant4 test