Use renamed Body::get/set Shape API

BodyNodes' Shapes getters and setters were extended, e.g.
getVisualizationShape and getCollisionShape.
Quick fix for thumb bug
Further cleanup and thumb bug hack
Added collision models for driving wheel
No need for .stl files; fixed urdf
Fixes to driving wheel urdfs
Cleanup of driving wheel urdf
Corrected orientation for Body_LAR and Body_RAR
Fixed contact forces issue
Merge branch 'master' of https://github.com/golems/grip-samples
Added CPack Install
Merge branch 'master' of https://github.com/golems/grip-samples
Add .travis.yml
Add travis status image
Removed all deprecated calls; note that update() method from class Robot is still needed in cases where the skeleton indices are not available. This could be changed in a future
Merge branch 'master' of https://github.com/golems/grip-samples
Restored some commented updates
Fixes to hand closure and more models to grasp
Fixed displayed instructions and tweaked CoM values
Further cleanup of urdf models