v0.16.0

What's Changed

• Add handler for allowing Txna in InnerTxnBuilder by @barnjamin in #384
• NamedTuple Implementation by @ahangsu in #473
• Sphinx Error on Warnings by @ahangsu in #478
• Bugfix: windows compatability by @tzaffi in #499
• Update Block docs to match spec change by @jasonpaulos in #503
• add ExecuteMethod helper by @barnjamin in #501
• Release/v0.16.0 by @tzaffi in #507

Full Changelog: v0.15.0...v0.16.0