CVS commit by staikos: updates M +2 -0 ksthistogram.cpp 1.55 M +44 -25 kstimage.cpp 1.25 M +39 -26 kstmatrix.cpp 1.16 M +0 -1 kstmatrix.h 1.11 M +0 -5 kstplotgroup.cpp 1.32 M +0 -1 kstplotgroup.h 1.20