Merge pull request #13 from ipa-fmw/master

update dependencies
added manual for Powerball driver
Merge pull request #17 from ipa-uhr/electric_dev

added manual for Powerball driver
Update sdh.urdf.xacro
Merge pull request #19 from ipa320/electric_dev

Electric dev
add roslaunch test
catch empty posename
Update save_position.py
cleanup powerball yaml files
cleanup in launch files
Deleted the powerball files
Lwa4p files according to new Schunk nomenclature
Merge branch 'groovy_dev' into origin-thiago/groovy_dev
More changes for the new Schunk nomenclature for the ARMS
Merge pull request #1 from thiagodefreitas/origin-thiago/groovy_dev

Origin thiago/groovy dev
Merge pull request #20 from thiagodefreitas/groovy_dev

Changes for Schunk products names
cleanup
Merge pull request #21 from ipa-fmw/groovy_dev

cleaup
run joystick and teleop
Merge pull request #22 from ipa-fmw/groovy_dev

fix teleop