Bump livereload from 2.7.0 to 2.7.1

Bumps [livereload](https://github.com/lepture/python-livereload) from 2.7.0 to 2.7.1.
- [Release notes](https://github.com/lepture/python-livereload/releases)
- [Changelog](https://github.com/lepture/python-livereload/blob/master/CHANGES.rst)
- [Commits](lepture/python-livereload@2.7.0...v2.7.1)

---
updated-dependencies:
- dependency-name: livereload
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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