Merge pull request #22 from marioprats/hydro-devel

apply ROS code style to all sources
Fixed bug: joints names were published as q1,q2,q3... now URDF name is used.
Fixed old references to UWSim package on cirs_sls scene
Integrating TF as an interface
Remove robot_state_publisher dependence
Fixed dependencies
Fixed format and pointers
Fixed pointers
Fixed: style
Fixed: robot_state_publisher using tf_prefix parameter
Using source robot_state_publisher from hydro-devel branch, tf_prefix issue solved.
Removed robot_state_publisher internal dependencies.
Minnor changes.
Minnor changes.
Merge pull request #25 from davidfornas/hydro-devel

TF integration
Update travis to get robot_state_publisher from source
adding kdl_parser dependency, arranging deps in alphabetical order