v0.2.0

AlgebraicDynamics v0.2.0

Diff since v0.1.8

Merged pull requests:

• Remove Base.Sort.defalg piracy when possible (#119) (@LilithHafner)
• Update compat for new Catlab version (#122) (@tylerhanks)
• Make Differential Equations a package extension (#123) (@tylerhanks)