PyYAML==3.10
beautifulsoup4==4.3.2
nltk==2.0.4
requests==2.20.0
wsgiref==0.1.2

PyYAML==5.1
beautifulsoup4==4.3.2
nltk==2.0.4
requests==2.20.0
wsgiref==0.1.2

Bump pyyaml from 3.10 to 5.1
Bump pyyaml from 3.10 to 5.1

Bumps [pyyaml](https://github.com/yaml/pyyaml) from 3.10 to 5.1.
- [Release notes](https://github.com/yaml/pyyaml/releases)
- [Changelog](https://github.com/yaml/pyyaml/blob/master/CHANGES)
- [Commits](https://github.com/yaml/pyyaml/compare/3.10...5.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>