BugId:68841
Update extensions/wikia/Forum/Forum.namespaces.php
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bugid-35192: Share modal box have wrong size in NonEN language
Merge pull request #337 from Wikia/consumer-QB-1-bugid-35192

bugid-35192: Share modal box have wrong size in NonEN language
bugid-48592 | fixed unit tests
BugID: 68721

Changed calls to wfMsgExt to wfMessage, as the former is deprecated.
Removing unnecessary parethesis
Merge pull request #338 from Wikia/consumer-QB-1-bugid-68721

BugID: 68721
added missing global