Fixed bug responsible for DP driver not working on a Cray.  Works great now, including distributed rendering.  Added much debug code.
Fixed bug responsible for DP driver not working on a Cray.  Works great
now, including distributed rendering.  Added much debug code.

svn path=/trunk/; revision=1235

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