Update upgrade instructions for 4.0.0
treea75f9d03c5fc3e4acd862e9b095e7f9055e6ec70
-rw-r--r-- 143 .gitignore
-rw-r--r-- 828 .mailmap
drwxr-xr-x - .tx
-rw-r--r-- 2472 AUTHORS
-rw-r--r-- 17987 COPYING
-rw-r--r-- 1823 HACKING
-rw-r--r-- 1288 INSTALL
-rw-r--r-- 1776 README
-rw-r--r-- 2232 TRANSLATING
drwxr-xr-x - conf
drwxr-xr-x - po
drwxr-xr-x - schema
drwxr-xr-x - scripts
drwxr-xr-x - upgrading
drwxr-xr-x - web