Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  4411e561066cfda611c4c4c9b64ee0157bf8d1d8

Load notifications overlay dynamically

This also fixes the flash of semi-styled notifications before
ext.echo.base got loaded.

Change-Id: I5465a7e26e06835c8612f903d988f84227c6fb4c