message: document support for Bitbucket Pipelines badges
diff: @@ -274,7 +274,8 @@ license-file = "..."
  # Optional specification of badges to be displayed on crates.io.
  #
  # - The badges pertaining to build status that are currently available are
  -# Appveyor, CircleCI, Cirrus CI, GitLab, Azure DevOps and TravisCI.
  +# Appveyor, CircleCI, Cirrus CI, GitLab, Azure DevOps, Travis CI and Bitbucket
  +# Pipelines.
  # - Available badges pertaining to code test coverage are Codecov and
  # Coveralls.
  # - There are also maintenance-related badges based on isitmaintained.com
  @@ -309,6 +310,9 @@ azure-devops = { project = "...", pipeline = "...", build="2" }
  # `branch` is optional; default is `master`
  travis-ci = { repository = "...", branch = "master" }
  +# Bitbucket Pipelines: `repository` is required. `branch` is required
  +bitbucket-pipelines = { repository = "...", branch = "master" }
  +
  # Codecov: `repository` is required. `branch` is optional; default is `master`
  # `service` is optional; valid values are `github` (default), `bitbucket`, and
  # `gitlab`.
  