small bugfix: wrong language item was used
debug messages for joeran's canonical bug
Merge remote-tracking branch 'origin/ribbons' into ribbons
various enhancements for the ribbon

- changed some language items
- added zoomin / zoomout to the ribbon in JCommandButtonStrip -->
  regular buttons looked awkward
- added mapclose action to the ribbon and changed the text
Merge remote-tracking branch 'origin/ribbons' into ribbons