reverted srfi 19, time and date, to the original Eddington's port
reorganisation and rewriting of internals documentation
fixed setting VFLAGS from the command line of configure
added VFLAGS setting in the maintainer configuration script
more code comments
more documentation for internals: stack overflow handling
tweaking the documentation
updated todo file
implemented memory protection agains Scheme stack segment overflow
made it optional to include Scheme stack overflow protection, default enabled
added bibliographic reference
tweaking the documentation
better code comments
tweaking the documentation
tweaking the documentation
fixed announce file
updated libffi version in maintainer's configuration script
enabled -O3
removed library (vicare platform-constants)
renamed library (vicare installation-configuration) to (vicare platform configuration)