shared_serial: 0.2.1-1 in 'indigo/distribution.yaml' [bloom]

Increasing version of package(s) in repository `shared_serial` to `0.2.1-1`:

- distro file: `indigo/distribution.yaml`
- bloom version: `0.5.10`
- previous version for package: `0.2.1-0`

## shared_serial

```
* OSX Compatibility (Hans Gaiser)
```