Merge r1290823, r1290835:

Mention AllowOverrideList, Define, EC keys, rotatelogs improvements.
Syntax fixes.

Reordering:
Put related changes next to each other
Put modules that only provide services for other modules last
Try to put important changes first


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1290837 13f79535-47bb-0310-9956-ffa450edef68