robot_model: 1.11.4-0 in 'indigo/distribution.yaml' [bloom]

Increasing version of package(s) in repository `robot_model` to `1.11.4-0`:

- distro file: `indigo/distribution.yaml`
- bloom version: `0.5.10`
- previous version for package: `1.11.3-0`

## collada_parser

```
* collada_parser: add extract actuators, fix for using nominal torque
* moving to new dependency for urdfdom and urdfdom_headers. https://github.com/ros/rosdistro/issues/4633
* Contributors: Tully Foote, YoheiKakiuchi
```

## collada_urdf

```
* moving to new dependency for urdfdom and urdfdom_headers. https://github.com/ros/rosdistro/issues/4633
* Fix clash with assimp 3.1 in CMake.
* Contributors: Benjamin Chrétien, Tully Foote
```

## joint_state_publisher

```
* Update package.xml
  Updating author and maintainer email for consistency
* Contributors: David Lu!!
```

## kdl_parser

- No changes

## robot_model

- No changes

## urdf

```
* moving to new dependency for urdfdom and urdfdom_headers. https://github.com/ros/rosdistro/issues/4633
* Contributors: Tully Foote
```

## urdf_parser_plugin

```
* moving to new dependency for urdfdom and urdfdom_headers. https://github.com/ros/rosdistro/issues/4633
* Contributors: Tully Foote
```