This file now used for both the core examples and the installed examples.
This file now used for both the core examples and the installed examples.

Improve file dependency checking in both cases.

svn path=/trunk/; revision=10423

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