rosbridge_suite: 0.6.7-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `rosbridge_suite` to `0.6.7-0`:

- upstream repository: https://github.com/RobotWebTools/rosbridge_suite
- release repository: https://github.com/RobotWebTools-release/rosbridge_suite-release.git
- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.12`
- previous version for package: `0.6.6-0`

## rosapi

```
* updated package manifests
* Contributors: Russell Toris
```

## rosbridge_library

```
* updated package manifests
* Contributors: Russell Toris
```

## rosbridge_server

```
* updated package manifests
* Merge pull request #137 from RobotWebTools/revert
  Revert "Install Tornado via rosdep"
* Revert "Install Tornado via rosdep"
  This reverts commit 2d8a2fa5d23550427d6957acffc7dfa6f55e9c34.
* Contributors: Russell Toris
```

## rosbridge_suite

```
* updated package manifests
* Contributors: Russell Toris
```