vision_visp: 0.7.3-0 in 'indigo/distribution.yaml' [bloom]

Increasing version of package(s) in repository `vision_visp` to `0.7.3-0`:

- distro file: `indigo/distribution.yaml`
- bloom version: `0.5.2`
- previous version for package: `0.7.2-0`

## vision_visp

```
* indigo-0.7.2
* Prepare changelogs
* Contributors: Fabien Spindler
```

## visp_auto_tracker

```
* Fix to install models folder
* indigo-0.7.2
* Prepare changelogs
* Contributors: Fabien Spindler
```

## visp_bridge

```
* indigo-0.7.2
* Prepare changelogs
* Contributors: Fabien Spindler
```

## visp_camera_calibration

```
* indigo-0.7.2
* Prepare changelogs
* Contributors: Fabien Spindler, Thomas Moulard
```

## visp_hand2eye_calibration

```
* indigo-0.7.2
* Prepare changelogs
* Contributors: Fabien Spindler
```

## visp_tracker

```
* Prepare changelogs
* Contributors: Fabien Spindler
```