Release 3.0.0-beta.1

• prepare for beta (a45875d)
• Merge pull request #34 from sgratzl/sgratzl/plain (b6222dd)
• fix setup (6fd2ada)
• building helpers (5db1af7)
• migrate to simple plain build (d9cff1a)
• work on upgrading to beta (ed3f9e9)
• simplify README (63afb0f)
• Merge pull request #32 from sgratzl/sgratzl/ts (6758c95)
• clean up just own files (7bb0100)
• update tests and fix setup (b772193)
• fix prettier (e0c8607)
• fix formatting (d8b37d3)
• fix prettier ignore (7dcaf17)
• fix patch (a31af75)
• fix exports (7415af5)
• fix setup (7aa4558)
• fix setup (cebdf28)
• update dependencies (902371f)
• update setup (5e201bf)
• cleanup (2e3fd25)
• work on fixing test types (8423042)
• work on types (d6808ad)
• compiling version (1591bc6)
• start migrating to typescript (42766a1)