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Merge branch 'groovy_dev' of https://github.com/ipa320/schunk_robots into groovy_dev

Conflicts:
	schunk_hardware_config/lwa4d/config/teleop_lwa4d.yaml
Merge branch 'groovy_dev' of https://github.com/ipa320/schunk_robots into groovy_dev
New version from the CANopen documentation
Merge pull request #25 from thiagodefreitas/groovy_dev

Documentation update
Creates an specific package for the schunk_lwa4p
Deleted some unecessary controller parameters
Changed the simulation launch file
Fixes the example package
lwa4p.launch back
Merge pull request #27 from thiagodefreitas/groovy_dev

Example package for the lwa4p
fixes for example package
Merge pull request #2 from ipa320/groovy_dev

fixes for example package
add diagnostics
Merge pull request #28 from thiagodefreitas/groovy_dev

Launch file changes after hardware test
merge with groovy