[RobAStBase] comparePlot, infoPlot, and the plot-Method for ICs now if scaleX == TRUE by default use an equidistant grid on the rescaled x-Axis.

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/robast@775 edb9625f-4e0d-4859-8d74-9fd3b1da38cb