[Kst] kdeextragear-2/kst/kst

[George Staikos]

CVS commit by staikos: 

- Add locking to KstDataSource objects (ooops, major races were lurking!!)
       - fixes strange crashes all over the place
- Enable curve hints for equations


  M +0 -1      Makefile.am   1.148
  M +2 -3      kstcurvehint.cpp   1.2
  M +3 -2      kstcurvehint.h   1.2
  M +35 -1     kstdatamanager_i.cpp   1.85
  M +1 -0      kstdatamanager_i.h   1.27
  M +4 -1      kstdataobject.cpp   1.33
  M +2 -2      kstdataobject.h   1.30
  M +2 -2      kstequation.cpp   1.7
  M +69 -15    kstrvector.cpp   1.62
  M +2 -2      kstrvector.h   1.25
  M +2 -0      updatethread.cpp   1.30