message: doc(PUBLISHING): Remove link to Gitter channel
  Change-Type: patch
diff: @@ -143,8 +143,7 @@ Publishing to Homebrew Cask
  Announcing
  ----------
  -Post messages to the [Etcher forum][resin-forum-etcher] and
  -[Etcher gitter channel][gitter-etcher] announcing the new version
  +Post messages to the [Etcher forum][resin-forum-etcher] announcing the new version
  of Etcher, and including the relevant section of the Changelog.
  [aws-cli]: https://aws.amazon.com/cli
  @@ -152,5 +151,4 @@ of Etcher, and including the relevant section of the Changelog.
  [etcher-cask-file]: https://github.com/caskroom/homebrew-cask/blob/master/Casks/etcher.rb
  [homebrew-cask]: https://github.com/caskroom/homebrew-cask
  [resin-forum-etcher]: https://forums.resin.io/c/etcher
  -[gitter-etcher]: https://gitter.im/resin-io/etcher
  [github-releases]: https://github.com/resin-io/etcher/releases
  