Updated mediawiki/extensions
Project: mediawiki/extensions/OAuth  8d9133c8d64d9b1beeeea728976958cb488b4ad0

Fix comments for grep

* Remove unused messages

See also:
http://translatewiki.net/wiki/Thread:Support/About_MediaWiki:Mwoauthmanageconsumers-success-reanable/en

Change-Id: Ia48898626c4e716c00830b6e365ecd4e281e1686