[Kst] kdeextragear-2/kst

[George Staikos]

CVS commit by staikos: 

several bug fixes and new features including:
- optimize zooming from O(n) to O(1) time
- add support for custom background color
- add a progress dialog to the purge function


  M +4 -6      TODO   1.18
  M +1 -0      kst/Makefile.am   1.56
  M +1 -0      kst/kst.cpp   1.64
  M +39 -5     kst/kstdoc.cpp   1.48
  M +23 -12    kst/kstplot.cpp   1.28
  M +1 -1      kst/kstplot.h   1.17
  M +4 -0      kst/kstsettings.cpp   1.3
  M +2 -0      kst/kstsettings.h   1.2
  M +56 -17    kst/kstsettingsdlg.ui   1.4
  M +4 -2      kst/kstsettingsdlg.ui.h   1.3
  M +26 -11    kst/kstview.cpp   1.63