Revisions to new app welcome pages.
Ensuring that app is not saved without core attributes set
Merge pull request #4211 from abhgupta/abhgupta-dev

Merged by openshift-bot
Fix upgrade tests
Merge pull request #4233 from sg00dwin/app-start

Merged by openshift-bot
Merge pull request #4243 from pmorie/dev/fix-tests

Merged by openshift-bot