Updated mediawiki/extensions
Project: mediawiki/extensions/WikiLove  65b9e29603b46dd228753635e921bde2e7dfc631
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(bug 43100) Fixing WikiLove error handling for post-preview errors

Also adding window global declaration for JSHint

Change-Id: Id1877a4b2d6b596d1b3ef155c4eb91b60856cdad