make_release: Fixes for mingw building.
doc/HACKING.htm: Updated DJGPP cross-compiler building hints.
copy-release: Fixed to use scp now that the build machine doesn't host www.survex.com.
NEWS, configure.in, debian/changelog: Prepare for 1.0.27 release.
NEWS, src/cad3d.c: cad3d: DXF output now puts surface legs, stations, and labels in separate layers.
debian/: Makefile.am, rules: The default gcc/g++ is now c102 so remove code to explicitly use GCC 3.2.
Makefile.am, NEWS: distribute desc-svxedit.txt
src/commands.c: free_settings() can now safely free the root settings.
src/netartic.c: Fix mostly harmless access to uninitialised value in a consistency check, and disable that check by default (I'm confident the code works now).
src/: caverot.c, dosrot.c, filename.c, filename.h, matrix.c, message.c, osalloc.h, osdepend.h, useful.c, useful.h: Changed to use "Far" rather than "FAR" to avoid clashes with windows headers.
src/datain.c: sync with 1.1 (fixes warnings)
make_release: Tidied up recent mingw changes