NEW: autoscaling for barcharts works now, also when stacked and unstacked charts are combined in one plot
NEW: proper styling for financial graphs in style.ini-files
REWORKED: separation and gruping factor for barcharts on autoscaling
doc update
IMPROVED/REWORKED: legend/key positioning as combination of 3 values, e.g. \c JKQTPKeyOutsideTop|JKQTPKeyTop|JKQTPKeyRight or \c JKQTPKeyInside|JKQTPKeyTopJKQTPKeyRight