the order of rollback()s wasn't correct.  slightly disturbing as the test usually passed, began failing on PG as of somewhat unrelated commit r6705, and only when the full test/engine series of tests were run.  very heisenbuggy. may want to add tests to assert that TLEngine is enforcing nesting even with subtransactions.
the order of rollback()s wasn't correct.  slightly disturbing as the test usually passed,
began failing on PG as of somewhat unrelated commit r6705, and only when the full test/engine series
of tests were run.  very heisenbuggy. may want to add tests to assert that TLEngine is enforcing
nesting even with subtransactions.


git-svn-id: 655ff90ec95d1eeadb1ee4bb9db742a3c015d499@6720 8cd8332f-0806-0410-a4b6-96f4b9520244

obeattie/sqlalchemy,obeattie/sqlalchemy,obeattie/sqlalchemy