Only install plpr and plm2gif scripts if plmeta (and hence plrender) are available.
Only install plpr and plm2gif scripts if plmeta (and hence plrender) are available.


svn path=/trunk/; revision=11128

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