Fetch summaries from MediaWiki wikis, like Wikipedia

Current version

wiki requires the following formula to be installed:
go 1.10.1 Open source programming language to build simple/reliable/efficient software

Recent formula history

Dominyk Tiller wiki: install metafiles
ilovezfs wiki: remove conflict with osxutils
Fredrik Wallgren wiki 1.4.0
Mike McQuaid Use hash rockets again. (#5177)
Mike McQuaid Use Ruby 1.9+ symbol hash keys in all formulae. (#4942)

Formula code at GitHub