v0.5.0

v0.5.0 (2020-01-11)

Diff since v0.4.0

Closed issues:

• Primal + Composite perf (#78)
• What type should NO_FIELDS be? (#52)
• Move integration CI tests to Cirrus or AppVeyor (#49)

Merged pull requests:

• Fuse frule and pushforward (#88) (YingboMa)
• Make DoesNotExist more clearly like Zero (#86) (oxinabox)
• remove scalar thunking (attempt 2) (#84) (oxinabox)
• Bring back nongenerated backing (#83) (oxinabox)
• Fix Primal + Composite perf (#81) (willtebbutt)
• Remove old notes on rules for higher order functions (#80) (oxinabox)
• Remove Wirtinger (#79) (oxinabox)
• Extra comment on thunks (#75) (oxinabox)
• Setup nightly notifications (#72) (omus)
• use Zero rather than DoesNotExist for NO_FIELDS (#71) (oxinabox)
• delete files that should have been removed during rebase (#70) (oxinabox)
• Delete DNE (#69) (oxinabox)
• move integration tests over to CirrusCI (#65) (oxinabox)
• add Unthunk (#64) (oxinabox)
• Don't export nonexistent cast function (#63) (oxinabox)
• Introduce Composite for structured deriviatives (#59) (oxinabox)