[Kst] branches/work/kst/portto4/kst/src/libkstmath

[Mike Fenton]

SVN commit 849992 by fenton:

Add caching to Images and benchmarking.


 M  +11 -56    curve.cpp  
 M  +3 -20     curve.h  
 M  +69 -22    image.cpp  
 M  +17 -1     image.h  
 M  +49 -0     relation.cpp  
 M  +20 -1     relation.h