[RobAStBase] + comparePlot, infoPlot, and the plot-Method for ICs gain an argument
  with.automatic.grid; if TRUE a corresponding grid oriented at tickmarks
  is produced; this also works for rescaled axes
+ arguments panel.first, panel.last for plot-methods can now be lists


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/robast@786 edb9625f-4e0d-4859-8d74-9fd3b1da38cb