Created test_setup file for verifying proper repo setup. It might need some additional test cases as people use the repo and find that it doesn't cover all of the install issues
Removed reference to an old bug
documentation update and moved plotting to histogram class
Adding features_ref to functions, added timer functionality
Added features_ref into posture features
Moved more options from config to feature_processing_options.py, also removed omegas.omeags and upsilons.upsilons
Merge pull request #99 from JimHokanson/master

Lots of small feature processing changes