Bump httplog from 1.3.3 to 1.4.0

Bumps [httplog](https://github.com/trusche/httplog) from 1.3.3 to 1.4.0.
- [Release notes](https://github.com/trusche/httplog/releases)
- [Changelog](https://github.com/trusche/httplog/blob/master/CHANGELOG.md)
- [Commits](https://github.com/trusche/httplog/compare/v1.3.3...v1.4.0

)

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