Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  4b5a92ea49f11a635cd7b6ec7f22c4a490318a5e

Don't use ":" in file names

Broken in 2a49b5e. ":" can't be used in MediaWiki file names.

Change-Id: I9e74430bd75e983e77a73b91f032e20098c54b91