cob4-2 udates
Merge branch 'hydro_dev' of git://github.com/ipa320/cob_robots into hydro_dev
update CMakelist and new flexisoft config
remove default argument
update config for cob4-2 base
add imageflip config for cob4-2
add cob4-2 urdf test
Merge pull request #225 from ipa-cob4-2/hydro_dev

updates from cob4-2