Minor documentation improvements.
tree16cbf42ee7981badda3bd1f7ac73a559d6ecf121
lrwxrwxrwx 11 COPYING -> doc/COPYING
lrwxrwxrwx 11 LICENSE -> doc/LICENSE
-rw-r--r-- 741 Makefile
lrwxrwxrwx 10 README -> doc/README
-rwxr-xr-x 2455 configure
drwxr-xr-x - doc
drwxr-xr-x - lib
drwxr-xr-x - src
drwxr-xr-x - test