Docstrings and minor cleanup of write_alara_fluxin.py
forgot to add h5m_to_wwinp from previous commit
Merge branch 'master' of https://github.com/svalinn/r2s-act
refactor of magic.py
simplified the way MAGIC ww are calculated from fluxes and supplied ww
adding files for magic tests
added 3 tests for magic iteration_0
added test for MAGIC iteration 1