CVS commit by staikos: a bunch of threading and updating fixes M +3 -1 kst.cpp 1.85 M +1 -0 kstdoc.cpp 1.60 M +15 -16 kstdoc.h 1.25 M +1 -1 kstobject.h 1.20 M +19 -18 updatethread.cpp 1.3