Added -user <user> flag, for specifying user when invoking plserver remotely (via remsh).
Added -user <user> flag, for specifying user when invoking plserver
remotely (via remsh).

svn path=/trunk/; revision=688

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