geomcomp fix
Merge branch 'geom' of github.com:naylor-b/OpenMDAO-Framework into geom
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into geom
small bug fix for component depgraph
Merge branch 'geom' of github.com:naylor-b/OpenMDAO-Framework into geom
fixed a bug in test_plugins
Merge pull request #1284 from naylor-b/geom

updated GeomComponent to work with new pygem API.  fixed a bug in test_plugins that caused the system level pip to be used when attempting to uninstall a plugin. fixed a bug that justin reported that occurred when a slotted compoent has variabletree io variables.