Add complete list of simple devices (like ps.c) that require no extra system resources.
Add complete list of simple devices (like ps.c) that require no extra system
resources.

svn path=/trunk/; revision=6806

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