add gamma ray and X-ray data to materials
Fix ensdf bugs

propagate error correctly and calculate parent states correctly.
Clean up docs and add tests
naming continuity and test fixes
remove _struct and use zzzaaa
update origen data generation

and a myriad of odds and ends
remove old test
remove cruft and add docs to ensdf.py
Merge branch 'radmat' of https://github.com/crbates/pyne into crbates-radmat
Merge branch 'crbates-radmat' into develop