Moving constants for filters to types.py so can be included by cients and tests w/o including all the api stuff
Merge branch 'andy-perfsonar-ma' of https://github.com/esnet/esmond into andy-perfsonar-ma
Fixes for a few corner cases caught by unit tests. Also made sure statistics output is always numeric and not strings
Added time_updated field to perfsonar client fixtures
Adding unit tests for perfsonar REST API and related classes.