Update scout_apm to 2.0.4

[pyup-bot]

This PR updates scout_apm from 2.0.1 to 2.0.4.

Changelog

2.0.4

Fixed

- Fix 'ignore' functionality on Django < 1.10

2.0.3

Added

- Add 'scm_subdirectory' config option (PR 155)

Fixed

- Fixed Elasticsearch integration for queries passing 'index' to `elasticsearch-py` as a list (PR 156)
- Fixes "Registering with app" log message not using configured logger (PR 154)

2.0.2

Added

- Add platform triple to config (PR 151)

Links

• PyPI: https://pypi.org/project/scout-apm
• Changelog: https://pyup.io/changelogs/scout-apm/
• Repo: https://github.com/scoutapp/scout_apm_python

[pyup-bot]

Closing this in favor of #94