422247: [Control Mode] Save as does not work for controlled models
https://bugs.eclipse.org/bugs/show_bug.cgi?id=422247

Initial fix: controlled resources are now saved to the new location
Remaining issue: resources which have not been loaded are not saved at
all
[Core] Do not use Package NS URI as location for EPackages
Revert "425725: [Hyperlinks] Cannot create hyperlink to diagram in different model/project https://bugs.eclipse.org/bugs/show_bug.cgi?id=425725"

This reverts commit 3570ba374e4b733ada1d83edc288e8ed199b6e37.
429239: [Resource Management] Refactoring of the 3-files model and
PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429239

- Automatically load notation resources when semantic resources are
loaded (If available)
[Trivial] Fix potential NPE in the ModelExplorer
TMP commit
429239: [Resource Management] Refactoring of the 3-files model and
PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429239

- Initial contribution. Add a *.sash model in the workspace. Temporarily
ignores the *.di file (Which would currently be empty anyway).

This implementation seems to be conflicting with the ReadOnly mode and
cannot be saved.
Synchronize with master
429239: [Resource Management] Refactoring of the 3-files model and
PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429239

- Add a ReadOnlyHandler to avoid considering Sash model as read-only (It
is not a workspace model)
removing oep.robotml.doc from robotml feature
Merge branch 'master' of ssh://git.eclipse.org/gitroot/papyrus/org.eclipse.papyrus
Removing help and html folder from the binary build of oep.robotml.doc
and re-inserting the plugin into the feature of robotml
429239: [Resource Management] Refactoring of the 3-files model and
PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429239

- Make the PageManager/DiContentProvider transactional
- Don't use Commands for manipulating the PageManager/DiContentProvider
429239: [Resource Management] Refactoring of the 3-files model and
PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429239

- Improve legacy sash model management (Wizards, model loading, save as)
429239: [Resource Management] Refactoring of the 3-files model and
PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429239

- Temporarily disable the HistoryModel, which is a slave model of the
DiModel (Which hasn't yet been properly reimplemented)
Merge remote-tracking branch 'eclipse/master' into bugs/429239-models
[Tests] Reactivate Wizards tests
429239: [Resource Management] Refactoring of the 3-files model and
PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429239

- Add support for DiModel and HistoryModel
- Deprecate the di.ecore PageList
429242: [CDO] [Resource Management] Refactoring of the 3-files model and PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429242

Pluggable sash model storage providers to account for CDO repository use case.
429242: [CDO] [Resource Management] Refactoring of the 3-files model and PageManager
https://bugs.eclipse.org/bugs/show_bug.cgi?id=429242

Open *.uml/*.notation resources in Papyrus editor in Model Repositories view.  Implement CDO-specific sash model storage.