Setup all necessary softlinks relating to config.java, and make configure produce config.java from config.java.in.  This keeps PLStream.java free from configure-time fluctuation, while still making the PLplot java binding responsive to configuration choices.
Setup all necessary softlinks relating to config.java, and make
configure produce config.java from config.java.in.  This keeps
PLStream.java free from configure-time fluctuation, while still making
the PLplot java binding responsive to configuration choices.

svn path=/trunk/; revision=3282

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