[Save All] Provide information on component which changed when updating work units for staleness
[Save All] Fix Save All exception when getModifiedObjects returns immutable set
[Save All] Bump bundle version to reflect API change to Updatable
[Save All] Add back setStaleByVersion with original signature for compatibility
[Save All] Bump version number at package level for Updatable API change
[Save All] Move unit test to appropriate package
[Save All] Update unit test to verify amended Save All expectations
[Save All] Use breadth-first search when looking up component for work-unit delegate stale check
Merge pull request #148 from VWoeltjen/saveAll

[Save All] Resolve save all related issues to support Scenario plug-in