Release: Oso 0.4.0 is out with Windows support, Flask, and plenty more

oso 0.4.0 is out! Highlights of the release include:

• Windows support - For all our friends out there sporting the green grass and blue sky, oso is available to you now.
• Flask integration - Add oso to any Flask app to ensure you authorize all requests with a  middleware that handles the heavy lifting. Learn more.
• Built-in types - You can now specify that rule inputs should be a string, integer or list. You can call methods on them too. Learn more.

Plus a number of bug fixes and improvements to docs, including:

• Fixed float parsing
• Improved integer/float comparisons
• Fixed checking membership in an empty list. x in [] is now always false
• Fixed bug causing memory issues when running across multiple threads
• Changed file loading behavior to load synchronously

For more details, read the changelog.

As always, if you have technical questions or feedback, join us on Slack or open an issue.