Merge pull request #36 from bparees/master

update cartridge pep to reflect new sti direction
Update openshift-pep-004-multigeo.md
Update openshift-pep-004-multigeo.md
further refinements to v3 cart pep
Merge pull request #37 from bparees/pep_update

adding additional areas of interest to the pep
Add a system design image
Merge pull request #38 from smarterclayton/add_system_design_png

Add a system design image
Update design diagram
Update design image
User Git and Create flows
More images