OOIION-1658: Added read-only mode to container ui and fixed a few issues
Bumped ion-definitions. Include OOIION-1657,1658
Bumped pyon. Include OOIION-1653,1124,1654,1656
Merge pull request #1656 from mmeisinger/fix1658_contui_r2

OOIION-1658: Added read-only mode to container ui and fixed a few issues