Add Joinx HomoPolymer as VR expert
move homo-polymer filter to the correct place
discard when hitting homo-polymer;keep when not hitting
add unit test
bug fix and code improvement from code review
G:C:RuleModelMap rename match to match_and_concretize
G:C:RuleModelMap extract new match method
G:C:AP:C:ConfigForInstrumentData reports missing models
correct data type of created_by
clean up test case
Bugfix for CAF interpreter

The Caf interpreter test was not actually testing the new
Number=R caf field.  Updated the tests to actually test this,which
broke.  Fixed how we were calling info_for_allele to return the
expected value.
Use constant TAG
1. Add homopolymer expert/filter to plan and resource 2. add joinx_version error to homopolymer adaptor
G:C:AP:C:ConfigForInstrumentData update missing model message
typo and doc fix in response to code review
Use the input builds associated with our builds.
Eliminate redundant query for reference build.
Whitespace
Reload ourselves after purging disk allocation.

The purge process may set a test_name on the object in which case the
lookup_hash will have been modified.  To avoid concurrent modification
reload the object before setting our desired test_name.
Database table to bridge tags and subject mappings.