Update underscore requirement to ~1.9.0 (#77)
Update underscore requirement to ~1.9.0 (#77)

Updates the requirements on [underscore](https://github.com/jashkenas/underscore) to permit the latest version.
- [Release notes](https://github.com/jashkenas/underscore/releases)
- [Commits](https://github.com/jashkenas/underscore/commits/1.9.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
Innovate-Technologies/Cast,Innovate-Technologies/Cast,Innovate-Technologies/Cast