v0.2.0

What's Changed

• move v1::async_scope into inline v1 namespace #511
• Breaking change:
  • v1::async_scope became unifex::async_scope
  • previous generation v0::async_scope must be fully qualified
• Migration to v1::async_scope:
  • replace existing use of spawn() with detached_spawn()
  • replace spawn_on with detached_spawn_on()
  • replace spawn_call_on() with detached_spawn_call_on()

Full Changelog: v0.1.0...v0.2.0