Release 0.4.5.
fix print in example
Use single quotes for string literals.
Start release 0.4.6.
Raise warning when using async Sentry transport.
Fix broken stub in tests.
Update CHANGES.
Merge branch 'master' of git://github.com/nvie/rq

* 'master' of git://github.com/nvie/rq:
  Update CHANGES.
  Fix broken stub in tests.
  Raise warning when using async Sentry transport.
  Start release 0.4.6.
  Use single quotes for string literals.
  fix print in example
  Release 0.4.5.