Merge pull request #2542 from github/brewfile

Highlight Brewfile as Ruby

lib/linguist/languages.yml

@@ -2934,6 +2934,7 @@ Ruby:
   - .pryrc
   - Appraisals
   - Berksfile
+  - Brewfile
   - Buildfile
   - Deliverfile
   - Fastfile

samples/Ruby/filenames/Brewfile

@@ -0,0 +1,9 @@
+tap 'caskroom/cask'
+tap 'telemachus/brew', 'https://telemachus@bitbucket.org/telemachus/brew.git'
+brew 'emacs', args: ['with-cocoa', 'with-gnutls']
+brew 'redis', restart_service: true
+brew 'mongodb'
+brew 'sphinx'
+brew 'imagemagick'
+brew 'mysql'
+cask 'google-chrome'