0.3.0: We're going async !
- Don't overwrite psycopg2 adapters when creating the connection (#113)
- A pass on the contributing doc (#109)
- Procrastinate's core has become async, and it's now quite easier to support sync and async projects (#96)
- Documentation spell checker integrated in the project (#77)
- Fix race conditions (#104)
- Improve SQL schema (#107)