[508525] Add text compare to Papyrus merge viewer content types

When double-clicking on a model element in the SMV showing changes on a
Papyrus model, the user can now switch between model compare (Papyrus)
and text compare.

Bug: 508525
Change-Id: Ibe86230a6434275dfa7c8c04d69c0f6d1130bce3
Signed-off-by: Tanja Mayerhofer <tmayerhofer@eclipsesource.com>
Signed-off-by: Laurent Delaigue <laurent.delaigue@obeo.fr>
2 files changed