Remove assumption in commentary and messages that the hpdf library that is found is always static.
Remove assumption in commentary and messages that the hpdf library that is
found is always static.

svn path=/trunk/; revision=10256

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