Thank you for your interest in making OpenLayers better!

In order to get your proposed changes merged into the master branch, we ask you to please make sure the following boxes are checked *before* submitting your pull request.

- [ ] This pull request addresses an issue that has been marked with the 'Pull request accepted' label & I have added the link to that issue.
- [ ] It contains one or more small, incremental, logically separate commits, with no merge commits.
- [ ] I have used clear commit messages.
- [ ] Existing tests pass for me locally & I have added or updated tests for new or changed functionality.
- [ ] The work herein is covered by a valid [Contributor License Agreement (CLA)](https://github.com/openlayers/cla).
