Merge branch 'subdrivers' of github.com:naylor-b/OpenMDAO-Framework into dev
Merge branch 'dev' of https://github.com/OpenMDAO/OpenMDAO-Framework into dev
Merge branch 'dev' of https://github.com/OpenMDAO/OpenMDAO-Framework into dev
Merge branch 'dev' of https://github.com/OpenMDAO/OpenMDAO-Framework into dev
Support tuple arguments to check_gradient.
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into bug
Merge pull request #1561 from setowns1/bug

Support tuple arguments to check_gradient
Merge branch 'dev' of https://github.com/OpenMDAO/OpenMDAO-Framework into dev
replaced non-relative asserts in conmin test
one more to fix
Merge branch 'dev' of https://github.com/OpenMDAO/OpenMDAO-Framework into solver
Merge pull request #1562 from Kenneth-T-Moore/conmin

Switched CONMIN tests to use assert_rel_error
equations
Merge pull request #1563 from Kenneth-T-Moore/doc

Some rework so that equations aren't messed up
Merge branch 'dev' of https://github.com/OpenMDAO/OpenMDAO-Framework into solver
making progress