Bump poltergeist from 1.15.0 to 1.16.0
Bump poltergeist from 1.15.0 to 1.16.0

Bumps [poltergeist](https://github.com/teampoltergeist/poltergeist) from 1.15.0 to 1.16.0.
- [Changelog](https://github.com/teampoltergeist/poltergeist/blob/master/CHANGELOG.md)
- [Commits](https://github.com/teampoltergeist/poltergeist/compare/v1.15.0...v1.16.0)
theodi/ODMAT,theodi/ODMAT,theodi/pathway,theodi/pathway,theodi/ODMAT,theodi/pathway