We should only be supporting IE > 10. We should also officially state this in a `browserlist` file. [It is safe to delete this line.](https://github.com/mavenlink/brainstem-js/pull/119/files#diff-77e27f5c013e2c6ef4dfde2be0833d22R85)
We should only be supporting IE > 10. We should also officially state this in a
browserlistfile.It is safe to delete this line.