Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  3d91039765289cd9ddc40744522a5aa8664163ef

Hygiene: Documentation cleanup

Use /* for code which shouldn't be documented in the js documentation
rather than /**

Update a few incorrect tests.
jsduck now runs without errors.

Change-Id: I3345d505b5aa2b0d6082c1a414d7ea2d0add4a7d