pcl_msgs: 0.0.4-0 in 'groovy/distribution.yaml' [bloom]

Increasing version of package(s) in repository `pcl_msgs` to `0.0.4-0`:

- distro file: `groovy/distribution.yaml`
- bloom version: `0.5.2`
- previous version for package: `0.0.3-0`

## pcl_msgs

```
* install messages into both pcl and pcl_msgs namespace for transition
* package.xml: tuned whitespaces from bulwahn
* Contributors: Lukas Bulwahn, Paul Bovbel
```