v0.4.0

v0.4.0 (2019-10-28)

Diff since v0.3.0

Closed issues:

• Make it easier to track down errors that occur in a thunk (#57)
• Remove Rule (or maybe all AbstractRules) and treat functions as Rules (#39)
• 1 AbstractRule Per Partial, vs 1 AbstractRule returning a tuple of Differentials (one per partial) (#38)
• Rules for unary functions, alway return tuple? (#31)
• Use a NoRule sentinel type instead of Nothing? (#25)
• Rename DNE -> DoesNotExist (#17)
• extern(::Casted) seems ill-defined. (Remove Casted?) (#10)
• docs for basic definitions (#6)

Merged pull requests:

• Record where thunks actually created (#58) (oxinabox)
• Remove Casted (#55) (oxinabox)
• Rename DNE -> DoesNotExist (#42) (nickrobinson251)