Adding unstructured mesh file for testing purposes
Add test_Tally
Add test_Tally.cpp
Add Tally test and fix error
Trivial change
Rewrite get_energy_bin
Cleanup prior to pull request for testing Tally class
Removing unnecessary code
Merge pull request #263 from kldunn/test_tally_rebased

Merging a little recklessly to allow us to focus on major changes in spring - 'Test tally rebased'