Comment plotID functions in exported scripts

The plotID.TagPlot and plotID.Publish functions are called from the script that gets exported. When someone takes the exported package, and runs the script, matlab will try to call plotID and fail.

One solution would be to deliver plotID with every package, but that would produce unnecessary bulk, since for recreating the plot, plotID is not necessary.

Better solution would be to filter out the plotID. functions. With regexp, it can be filtered out of all files, no need to single out