JNI functions to handle the scmap1l bindings.  Also added two helper routines setup_data_[fd] to make the PLFLT -> {jfloat,jdouble} data mapping cleaner.
JNI functions to handle the scmap1l bindings.  Also added two helper
routines setup_data_[fd] to make the PLFLT -> {jfloat,jdouble} data
mapping cleaner.

svn path=/trunk/; revision=3867

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