[Kst] kdeextragear-2/kst/kst

[Rick Chern]

CVS commit by rchern: 

Plot markers sort of work now.  Can use Alt+Left/Right (or scroll menu items) to jump from marker to marker.  Disabled when there are no plot markers in the desired jump direction.  Can use plot dialog to remove markers.
Alt+Left click still creates plot marker.  


  M +80 -13    kst2dplot.cpp   1.150
  M +6 -5      kst2dplot.h   1.64
  M +11 -1     kstplotdialog_i.cpp   1.54