Updated mediawiki/extensions
Project: mediawiki/extensions/UploadWizard  46352cfbf820d520ef3785ee51168e05bcbbf3f2

Remove UploadWizardUtil, replace with other things

Change-Id: I2913e2b218cb3c206c1b677f7c8d87dcc9cbcf76
Phabricator: http://fab.wmflabs.org/T452