some small cleanups and a couple of new tests
merged out from dev
small fix to an input_as_output test
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into vtree_successors
about 10 test failures
backed out a bad fix
working
merged out
fixed some failures due to update to dump_iteration_tree
interim
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into vtree_successors
added missing basevars to graph if necessary for implicit residuals
Merge branch 'vtree_successors' of github.com:naylor-b/OpenMDAO-Framework into vtree_successors
fix for bret
working
working
working
working
working
finally got it to work