Release v0.2.2 - incremental release

This release includes incremental performance improvements to the FahAsynchronousComputeService in response to observations from production use. It also features small updates to keep in line with the broader ecosystem.

What's Changed

• Fixes #37. by @dotsdl in #38
• Add support for client cache settings in FahAsynchronousComputeService by @dotsdl in #39
• Implemented concurrent execute_DAG, solving #33 by @dotsdl in #36
• User feedback updates to docs, add timeout to service cycle by @dotsdl in #35
• Added Task ProtocolDAG removal from index on successful completion by @dotsdl in #41
• Update our test environment to use latest gufe, openfe by @dotsdl in #42

Full Changelog: v0.2.1...v0.2.2