Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  67a5336b510ee59bdb83b2e6d46c77e0f6b54821

Fix $wgWBWikibase alias for PHP 5.5.

PHP 5.5 doesn't support referencing via the $GLOBALS array.
So do it in the file scope. That will only work if that is actually
the global scope, for for a B/C hack, that should be good enough.

Change-Id: Ie9549b35f89458acf8bb981a4433291446090634