robot_upstart: 0.0.6-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `robot_upstart` to `0.0.6-0`:

- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.1`
- previous version for package: `0.0.5-0`

## robot_upstart

```
* Add capability to also generate amalgamated descriptions, similar to launch files.
* Update package.xml
* Contributors: Mike Purvis
```