Merge remote-tracking branch 'origin/develop' into feature/newcore

...e/bmotionstudio/gef/editor/attribute/BAttributeWidth.java

...rc/de/bmotionstudio/gef/editor/attribute/BAttributeX.java

...rc/de/bmotionstudio/gef/editor/attribute/BAttributeY.java

.../bmotionstudio/gef/editor/command/SetObserverCommand.java

...src/de/bmotionstudio/gef/editor/edit/TextEditManager.java

.../bmotionstudio/gef/editor/editpolicy/BMSDeletePolicy.java

...tionstudio/gef/editor/editpolicy/BMSEditLayoutPolicy.java

...motionstudio/gef/editor/editpolicy/BMSFlowEditPolicy.java

...motionstudio/gef/editor/editpolicy/BMSNodeEditPolicy.java

...nstudio/gef/editor/editpolicy/BMSResizableEditPolicy.java

...onstudio/gef/editor/editpolicy/ChangeAttributePolicy.java

...nstudio/gef/editor/editpolicy/CustomDirectEditPolicy.java

.../src/de/bmotionstudio/gef/editor/eventb/EventBHelper.java

...bmotionstudio/gef/editor/eventb/MachineContentObject.java

...c/de/bmotionstudio/gef/editor/figure/TableCellFigure.java

...de/bmotionstudio/gef/editor/figure/TableColumnFigure.java

...r/src/de/bmotionstudio/gef/editor/figure/TableFigure.java

...ionstudio/gef/editor/internal/BControlPropertySource.java

...editor/src/de/bmotionstudio/gef/editor/model/BButton.java

...itor/src/de/bmotionstudio/gef/editor/model/BCheckbox.java