Updated mediawiki/extensions
Project: mediawiki/extensions/TemplateData  4f01e7c8b03a65c8c8179adab7d3122014ae7001

Convert en.json back to having tabs, not spaces

Also, move spec.templatedata.json to spec.templatedata.txt, because it's
not now (and has never been) valid JSON and is triping json-lint, blocking
merge.

Change-Id: I46d6d91b71a054b4523639252d7e6a3a181d84e5