Features
- Avoid decoding known answers if we have no answers to give
([1308](https://github.com/python-zeroconf/python-zeroconf/pull/1308),
[`605dc9c`](https://github.com/python-zeroconf/python-zeroconf/commit/605dc9ccd843a535802031f051b3d93310186ad1))
- Small speed up to process incoming packets
([1309](https://github.com/python-zeroconf/python-zeroconf/pull/1309),
[`56ef908`](https://github.com/python-zeroconf/python-zeroconf/commit/56ef90865189c01d2207abcc5e2efe3a7a022fa1))