fix for Cal
changed ndepgraph to depgraph
Assembly.check_gradient is working
added get_constraints methods to HasEqConstraints and HasIneqConstraints
Merge remote-tracking branch 'kmoore/cal' into fix-vartree-expand
cpath_updated call moved into update_iovar_set
Added getattr in container.add_trait to force traits to correclt update.
GMRes tolerance
Extended GMRES tolerance to mda solver; small fix to CONMIN import
Merge pull request #1483 from crobinsonut/fix-vartree-expand

Fix vartree expand
cleaned up a csv file that wasn't being deleted
Merge pull request #1484 from Kenneth-T-Moore/bug

A few small things
more cleanup for geometry example
test added for vartree arrays. Commented out for now.
Merge pull request #1485 from Kenneth-T-Moore/vartree

More small stuff
interim
Merge branch 'check_gradient' of github.com:naylor-b/OpenMDAO-Framework into check_gradient
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into check_gradient
Fix for Bret: prevent fake edges from being lost in solve
Merge branch 'check_gradient' of https://github.com/Kenneth-T-Moore/OpenMDAO-Framework into check_gradient