Remove this sed script since it was only used to check plplot_octave_def which has already been removed as part of the recent matwrap cleanout.
Remove this sed script since it was only used to check plplot_octave_def
which has already been removed as part of the recent matwrap cleanout.

svn path=/trunk/; revision=12708

FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot