Vastly speed up the make_testinteractive target by using the -np (no pause) option on all interactive tests done using the standard examples.
Vastly speed up the make_testinteractive target by using the -np (no pause)
option on all interactive tests done using the standard examples.

Also, reinstate example 17 for all but the xcairo device (which still
renders that interactive result much too slowly).


svn path=/trunk/; revision=10823

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