Added random event generated concept and broke out settings/configuration
added insert_timing test and cleaned up event generator
added expected traits to constrain cardinality of various traits
added cardinality ratios to match tenants, instances, and request IDs
fixed up memory issue with pools
cleaned up pools a bit more and collapsed the additional logic in _make_traits
comment nits corrected
Merge pull request #5 from TMaddox/cleanup_01

Initial cleanup