Minor readme updates

Change-Id: Ia950108e522d8b14b9dd6e5034613ee201033330

README.md

@@ -91,10 +91,10 @@ commit back both files.
 
 ### Gems
 
-1. mediawiki_selenium gem: [Gerrit](https://gerrit.wikimedia.org/r/#/admin/projects/mediawiki/selenium), [GitHub](https://github.com/wikimedia/mediawiki-selenium), [RubyGems](https://rubygems.org/gems/mediawiki_selenium), [Code Climate](https://codeclimate.com/github/wikimedia/mediawiki-selenium)
-1. mediawiki_api gem: [Gerrit](https://gerrit.wikimedia.org/r/#/admin/projects/mediawiki/ruby/api), [GitHub](https://github.com/wikimedia/mediawiki-ruby-api), [RubyGems](https://rubygems.org/gems/mediawiki_api), [Code Climate](https://codeclimate.com/github/wikimedia/mediawiki-ruby-api)
+1. mediawiki_selenium: [Gerrit](https://gerrit.wikimedia.org/r/#/admin/projects/mediawiki/selenium), [GitHub](https://github.com/wikimedia/mediawiki-selenium), [RubyGems](https://rubygems.org/gems/mediawiki_selenium), [Code Climate](https://codeclimate.com/github/wikimedia/mediawiki-selenium)
+1. mediawiki_api: [Gerrit](https://gerrit.wikimedia.org/r/#/admin/projects/mediawiki/ruby/api), [GitHub](https://github.com/wikimedia/mediawiki-ruby-api), [RubyGems](https://rubygems.org/gems/mediawiki_api), [Code Climate](https://codeclimate.com/github/wikimedia/mediawiki-ruby-api)
 
-# Repositories
+### Repositories
 
 If not stated differently, Selenium tests are in `/tests/browser` folder and Jenkins jobs are at [integration.wikimedia.org/ci/view/BrowserTests](https://integration.wikimedia.org/ci/view/BrowserTests/).