Task-number: BAUHAUS-267

Just remove the mentioning it in gui.metainfo, since we do not use
it anyway.

by passing -A (plus security check).

...and its dialog prompt consistently. Rename method and
introduce overload taking IVersionControl. Add convenience slot to
VCSBasePlugin.

Reviewed-By: con

Fix warning "QAbstractItemView::setRootIndex failed : index must
be from the currently set model".

QmlDesigner.statesEditor: thumbnail update at state removal moved to propertiesAboutToBeRemoved method

Disable the states editor widget if the qml file is invalid, just
as the other windows are disabled.

Task-number: BAUHAUS-272

Reviewed-by: thorbjorn

Reviewed-by: thorbjorn

Reviewed-by: thorbjorn

Reviewed-by: thorbjorn

Reviewed-by: thorbjorn

Fixed semantic check for ObjC fast-enumeration for-loops, then merged it with the semantic check for the foreach.

We have to use LinkAction instead of MoveAction
otherwise the model and the ItemView executes
the move/reparenting which turns the ItemModel
invalid and results in a crash

Reviewed-By: dt

 * Remove duplicate headers.
 * Move own headers to the top.

Reviewed-by: Roberto Raggi