Support non-English namespace names in DiscussionParser::getUserFromLine
Support non-English namespace names in DiscussionParser::getUserFromLine

Bug: 53132
Change-Id: I6c636b055bcd25760aee848aea71fe4044c7e1be

wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo