making changes to mkinstaller to deal with OSX 10.9.2 clang update causing former warnings to be promoted to errors.  this fix demotes them back down to warnings.
Merge branch 'dev' of http://www.github.com/OpenMDAO/OpenMDAO-Framework into dev
small fixes
Merge pull request #1686 from Kenneth-T-Moore/deriv

Fixing a test failure
changes to go-openmdao.py for osx install
Merge branch 'dev' of http://www.github.com/OpenMDAO/OpenMDAO-Framework into dev
uncommenting out the go-file changes that had been commented out
Merge pull request #1688 from kmarsteller/dev

OSX 10.9 compiler errors turned to warnings
Tweaks to CaseIteratorDriver for sequential evaluation.
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into bug
Merge pull request #1689 from setowns1/bug

Tweaks to CaseIteratorDriver for sequential evaluation