Update x86_64 bits to mirror (modulo platform differences) the latest changes
-rw-r--r-- 26428 COPYING
-rw-r--r-- 1805 COPYRIGHT
-rw-r--r-- 1822 INSTALL
-rw-r--r-- 2314 Makefile
-rw-r--r-- 1646 README
-rw-r--r-- 1075 WHATSNEW
drwxr-xr-x - arch
drwxr-xr-x - crt
drwxr-xr-x - dist
drwxr-xr-x - include
drwxr-xr-x - src
drwxr-xr-x - tools