#### Summary:

Provide a general description of the code changes in your pull
request. If bugs were fixed, please document the changes and why
they were introduced.

Please ensure that your PR contains test cases that cover all new
code and any changes to existing code. Without tests, your PR is
likely to be closed without merging.

#### Related issues:
Please review the [issues](https://github.com/chieffancypants/angular-loading-bar/issues)
page, and link any issues that are addressed or related to this PR.
