"updating releaseinfo files for release 0.10.3.2"
Merge pull request #1849 from OpenMDAO/master

"updating releaseinfo files for release 0.10.3.2"
added skip for CO2 test
Merge branch 'mpi' of https://github.com/Kenneth-T-Moore/OpenMDAO-Framework into mpi
minor cleanup
Merge branch 'mpi' of https://github.com/Kenneth-T-Moore/OpenMDAO-Framework into mpi
minor cleanup
cleanup
changed petsc_linspace to use arange
added caching for list_inputs, list_outputs, etc.
cleanup
cleanup
removed setup_scatters for simple systems, which never resulted in any scatters since the p vector was always empty
reworked Driver systems
removed some unnecessary solve_linear methods
minor cleanup
fixed compound_setup_scatters
rearranging some functions
removed is_opaque method
cleanup