Goth

Breaking changes
- change default payment configuration to erc20 rinkeby [567](https://github.com/golemfactory/goth/pull/567)

Other changes
- add `yagna` hybrid net support [560](https://github.com/golemfactory/goth/pull/560)
- allow specifying Docker Compose file in `goth-config.yml` [bb4c732](https://github.com/golemfactory/goth/commit/bb4c73287191efb38568b86f1c1db11fde33ae49)

Features
- enable per-node payment platform configuration in `goth-config.yml` [556](https://github.com/golemfactory/goth/pull/556)
- expose payment config object in `Probe`s [564](https://github.com/golemfactory/goth/pull/564)

Other changes
- increase proposal collection timeout to 30s [563](https://github.com/golemfactory/goth/pull/563)
- decrease yagna broadcast intervals [558](https://github.com/golemfactory/goth/pull/558)

Other changes
- reduce timeout to 1 sec on polling API calls [552](https://github.com/golemfactory/goth/pull/552)

Other changes
- allow calling `stop` on an already stopped Docker container [550](https://github.com/golemfactory/goth/pull/550)

Bugfixes
- stop the underlying Docker container when calling Probe.stop [549](https://github.com/golemfactory/goth/pull/549)

Features
- enable specifying whether GitHub pre-releases should be included when building a `yagna` Docker image [548](https://github.com/golemfactory/goth/pull/548)

Other changes
- update default `goth-config.yml` to not include a custom `yagna` branch for building images [548](https://github.com/golemfactory/goth/pull/548)