Updated mediawiki/extensions
Project: mediawiki/extensions/PagedTiffHandler  4a79b79979b17823f2d0b192a2acd4c08cd3423a

Fixup whitespace in tests/ShowMetadata.php

Should this file be kept? Is it actually used? Should it be moved
to a maintenance or similar folder?

Change-Id: I8cbfde812bce0d4e17366fc0924bd4e40d21cae6