hector_slam: 0.3.2-0 in 'hydro/distribution.yaml' [bloom]

Increasing version of package(s) in repository `hector_slam` to `0.3.2-0`:

- distro file: `hydro/distribution.yaml`
- bloom version: `0.5.2`
- previous version for package: `0.3.1-0`

## hector_compressed_map_transport

- No changes

## hector_geotiff

```
* Add TrajectoryMapWriter to geotiff_mapper.launch per default
* Add arguments to launch files for specifying geotiff file path
* Contributors: Stefan Kohlbrecher
```

## hector_geotiff_plugins

- No changes

## hector_imu_attitude_to_tf

- No changes

## hector_map_server

- No changes

## hector_map_tools

- No changes

## hector_mapping

- No changes

## hector_marker_drawing

- No changes

## hector_nav_msgs

- No changes

## hector_slam

- No changes

## hector_slam_launch

```
* Add arguments to launch files for specifying geotiff file path
* Update rviz config to have proper default displays
* deleted quadrotor_uav.launch (moved to hector_quadrotor)
* Contributors: Johannes Meyer, Stefan Kohlbrecher
```

## hector_trajectory_server

```
* wait based on WallTime and check ros::ok() in waitForTf()
* Print out tf availability warning only once.
* Wait for tf become available to suppress warnings on startup
* Create a warning instead of an error for TransformExceptions
* Contributors: Johannes Meyer, Stefan Kohlbrecher, wachaja
```