* app/disp_callbacks.h: add declaration to get interface.c to compile
* autogen.sh: make sure we know about ACLOCAL_FLAGS
* I went on a compiler warning pogrom
-Yosh
* app/gdisplay.c: reverted cosmetic fix below, broke zoomed updates
* configure.in: changes to xdelta and jpeg checks
* updated bmp plugin
* portability patch for polar
* minor bugfix to vpropagate
* fix for memory problem in xwd
-Yosh