CVS commit by staikos: - get rid of unused variables/objects - delay object construction if and until we need it - check dynamic_cast for failure - conform more to ../devel-docs/codingstyle.txt (please read) - fix #85358 CCMAIL: 85358-done at bugs.kde.org M +5 -2 kst2dplot.cpp 1.158 M +64 -90 kstplotdialog_i.cpp 1.59 M +2 -1 kstplotdialog_i.h 1.21