RED-5108 - Fixing import error

[matthewbelisle-wf]

Some consumers don't have webapp2 in their import path when loading furious/__init__.py so we have to move the webapp2 logic all into the webapp.py file.

[aviary3-wk]

Security Insights

(2) Vulnerable direct dependencies were detected

3 vulns in jinja2 < 2.11.3 via doc/requirements.txt

3 vulns in pygments < 2.7.4 via doc/requirements.txt

Action Items

• Review dependencies for available updates
• See this Splunk dashboard for more CVE details
• Review PR for security impact; comment "security review required" if needed or unsure

• Verify aviary.yaml coverage of security relevant code

  Questions or Comments? Reach out on Slack: #support-infosec.

[matthewbelisle-wf]

Closing in favor of https://github.com/Workiva/furious/pull/189