Preserve original page and familying information specified by the command line.  This change should allow scripts/htdocs-gen_plot-examples.sh to specify the same size for example 31 (empty but in standards-compatible form) results and preview as for the other examples.  This change should also allow that script to handle the name correctly for the familied -dev pngcairo.
Preserve original page and familying information specified by the command
line.  This change should allow scripts/htdocs-gen_plot-examples.sh to
specify the same size for example 31 (empty but in standards-compatible
form) results and preview as for the other examples.  This change should
also allow that script to handle the name correctly for the familied -dev
pngcairo.


svn path=/trunk/; revision=9392

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