v2.0.0

Quadrature v2.0.0

Diff since v1.12.0

Closed issues:

• Potential error in adjoint definition? (#73)
• Passing data to function (#79)
• QuadratureProblem is type unstable? (#80)

Merged pull requests:

• CI for LTS (#77) (@ChrisRackauckas)
• Remove Requires and split to subpackages (#82) (@ChrisRackauckas)