selectieheader toegevoegd
update colormapname/transformname with current state; allow each chart to have separate state for colormap.
typos.
apply corolomap correctly
fixes for gradient edits
more colormap fixes
setup selection of multiple charts w drag&drop.
remove dragging
update
bugfixes: force redraw when changing colormap/transform, always set new_regiocolor to prevent blanking out previously set colors.
-Fix display c Chart
-gedeelte issues transforms/colormaps per chart aanpakken (later meer)