some small cleanups and a couple of new tests
merged out from dev
small fix to an input_as_output test
todays work
backed out some changed to driver from another branch
stuff
some progress
Merge branch 'dev' of https://github.com/OpenMDAO/OpenMDAO-Framework into bench
some fixes
Merge pull request #1636 from Kenneth-T-Moore/bench

Some fixes for NREL modeling
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into vtree_successors
added assumed_default to bool
another fix
Merge pull request #1637 from Kenneth-T-Moore/bench

Fix so that Finite Difference works on a non-differentiable connection
about 10 test failures
backed out a bad fix
working
merged out
fixed some failures due to update to dump_iteration_tree
fixed assembly input invalidation issue and added a test