Small improvements to the packing code so that the embedded PlXframe grows properly as the toplevel is morphed by user gestures.  This was just a tiny little tweak to the geometry management, but it has a huge impact on the appearance of pytkdemo.
Small improvements to the packing code so that the embedded PlXframe
grows properly as the toplevel is morphed by user gestures.  This was
just a tiny little tweak to the geometry management, but it has a huge
impact on the appearance of pytkdemo.

svn path=/trunk/; revision=2114

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