Add mergeinfo for committs backported in revisions:

r1309579, r1331413, r1203645, r1201445,
r1200983, r1200982.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1364345 13f79535-47bb-0310-9956-ffa450edef68