SVN commit 802515 by fenton: Move save/load of PlotAxis details into PlotAxis. Add saving of PlotMarkers. Fix drawing of incorrect subset for plot markers. M +1 -1 markerstab.cpp M +127 -1 plotaxis.cpp M +3 -0 plotaxis.h M +15 -194 plotitem.cpp M +102 -9 plotmarkers.cpp M +4 -3 plotmarkers.h