Set up directory structure

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Makefile added

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Prepare for manpages

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Adjust Debian dependencies

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>