Fixed splitting bug (really the same issue from stable) in get_pageid_from_url(); upgraded TinyMCE to version 3.0-stable
# Used for testing mod_rewrite.
RewriteEngine on
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule (.*) install.php?do=modrewrite_test&str=$1