o.c.ui.menu.app: Explicitly add 'additions', 'group.editor' to Toolbar

.. because otherwise the tool bar gets messed up under E4. For E3, this
doesn't matter, but best keep the sources the same.
Merge pull request #454 from ControlSystemStudio/bug453

o.c.ui.menu.app: Explicitly add 'additions', 'group.editor' to Toolbar
Fixed a compile error: OpenPerspectiveAction has been moved to a different plugin/package.
Bugfix: #437.
It two consecutive tick marks had the same label and different timestamps (e.g. different days) the second tick mark was not be drawn. This was reproducible, if the time range was more than a week and the tick format was HH:mm.
As discussed with Kay Kasemir:
AutomaticHistoryRefresh and FutureBufferSeconds properties read from the preferences during the model/plot creation and kept unchanged for the lifetime of the model.
Merge pull request #455 from jbobnar/master

Fixed one FRIB compile error and #437
Merge remote-tracking branch 'remotes/origin/master' into tycho_csstudio_product