[Kst] extragear/graphics/kst/kst

[Andrew Walker]

SVN commit 484776 by arwalker:

BUG:115970 Restore data mode for images. This provides the nearest data point for both the nearest curve and the topmost image.

 M  +120 -83   kst2dplot.cpp  
 M  +2 -1      kst2dplot.h