Splitted showFile into showPackageFile and a method for general files.
This allows us for example to open the PNG file after it is saved.
Work on entangled legend + placement for existing and loaded graphs (the later use placeEntangledLegend() explicitely).
Lot's of listeners... for now this is good, but it has to be revisited. (TODO is included.)
PView can update the legend.
We make use of the new method getMaxPoint().
Functions for setting text for Legend and Text.
Updated ToDo.
Updated ToDo.
Transition matrices are renumbered after removing a layer.
Graph panels are renumbered after removing a layer.
Better error message in Legend constructor.
All elements with different layers now use the same set of Colors (and it changed to "black, red, blue, ...".
Organizing imports.
Clean-up .Rinstignore.
Added VignetteBuilder field for knitr vignettes.
Merge branch 'pre-R3'