- Move mod_lua items from trunk CHANGES to 2.4.

- Group mod_lua items in 2.4.4 CHANGES part.
- Remove redundant parts of the short sync with
  trunk notice.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1497648 13f79535-47bb-0310-9956-ffa450edef68