CVS commit by kalle: 

Fixed Kroupware issue #113: Don't update if nothing was changed


  M +12 -7     koeventeditor.cpp   1.39.2.18
  M +4 -1      koeventtimewidget.cpp   1.1.2.12
  M +12 -2     kotodoeditor.cpp   1.36.2.7
  M +8 -5      ktimeedit.cpp   1.12.2.7