add tests and fix around scoping order
add ReferenceType#sort_order to pg ond sqlite
patched reverse_sql_order to brake apart CPKs
remove sort order
revert ar to 3.2.9
bump version for 3.2.8 hack
undo 3.2.8 rollback
replaced _field_changed? method calls with field_changed?
moved to AR 3.2.9, and replaced field_changed? method calls with _field_changed?
Fix a timing issue in the test suite