Description

Checklist

Before submitting the PR, please check following (checks which are not relevant may be ignored):

• [ ] Commit message are well written. In addition to a short title, the commit message also explain why a change is made.
• [ ] At least one commit message contains a reference Closes #<xxx> or Fixes #<xxx> (replace<xxx> with issue number)
• [ ] Tests are added
• [ ] KtLint format has been applied on source code itself and violations are fixed
• [ ] PR title is short and clear (it is used as description in the release changelog)
• [ ] PR description added (background information)

Documentation is updated. See difference between snapshot and release documentation

• [ ] Snapshot documentation in case documentation is to be released together with a code change
• [ ] Release documentation in case documentation is related to a released version of ktlint and has to be published as soon as the change is merged to master