2.2.0.0

• Add the EnvelopeT monad transformer. [#32]

• Add a few combinators for Envelope:

  - `envelopeRemove`
  - `envelopeHandle`
  - `relaxEnvelope`
  - `liftA2Envelope`
  - `bindEnvelope`
  

  [#32]

2.1.0.0

• Add support for servant-0.16 and remove support for all previous version of servant. #31 Thanks Schell Carl Scivally!

2.0.0.0

• Initial release of servant-checked-exceptions-core package, with core types factored out of servant-checked-exceptions for users who want access to them without incurring a dependency on servant-server and servant-client. See issue 25

• Compared to servant-checked-exceptions, servant-checked-exceptions-core breaks up the Exceptions module into Verbs and Envelope. issue 18