[423707] Remove remaining expressions from *.ecore and *.genmodel

Regenerate the corresponding code to remove all instances from the code
base.

Bug: 423707
Change-Id: I91fa8ad4ac6748125c61636b68d85c1cbf643ec4
[423707] Remove test for old-style Acceleo expression

The test will never be true except for legacy modelers, and it was never
a reliable way to check if a referenceName is an interpreted expression
or a raw name.

Bug: 423707
Change-Id: I7005de11b2719e5260fce8b794bfec53f717d624
Signed-off-by: Pierre-Charles David <pierre-charles.david@obeo.fr>
[427803] Fix wrong import for DDiagramSynchronizer

This causes a problem for preference
PREF_SYNCHRONIZE_DIAGRAM_ON_CREATION that is ignored.

Bug: 427803
Change-Id: I0b6216ef9b6b58ba55aaac6c7bc381ac52173c01
Signed-off-by: Laurent Redor <laurent.redor@obeo.fr>
Merge "[427803] Fix wrong import for DDiagramSynchronizer"