Merge r332986 from trunk:

Add an Irish Translation

Submitted by: Noirin Plunkett <firebird nerdchic.net>
Reviewed by: Colm 


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@332988 13f79535-47bb-0310-9956-ffa450edef68