Release v0.3.0

New

• Add tests for HTTP2 Push, closes #75. [Fabio Cicerchia]
• Added tests for websockets. [Fabio Cicerchia]
• Kubernetes Example, closes #60. [Fabio Cicerchia]
• Add readthedocs.org, closes #30. [Fabio Cicerchia]
• Use X-Forwarded-Proto, closes #26. [Fabio Cicerchia]

Changes

• Add tests for etags http headers, closes #71. [Fabio Cicerchia]

Fix

• Test logging to file, closes #73. [Fabio Cicerchia]

Other

• Added missing file for readthedocs.io. [Fabio Cicerchia]
• Fixed some todos. [Fabio Cicerchia]
• Refactoring tests. [Fabio Cicerchia]