Added few more count based unit tests for loading of anon cvterms.
Fixed bunch of errors in sql statments that were causing constraint
violations.
Refactored setup and teardown functions to a separate file
Refactored the anon cvterm testing into a separate file
Refactored most of the anon cvterm testing into separate functions
Added modular methods for bulk insertion of annotation extensions
Refactor the runAnonCvtImplExplCounts method to accept a map structure
with counts
Modified bulk testing api to include the loading of anon cvterms