[interfaces/ros-humanoid-msgs] Import ros-humanoid-msgs-0.2.0

A small set of messages, services and actions definitions
for humanoid robots in ROS.
[robots/nao-robot-ros] Import nao-robot-ros-0.2.1

The nao_robot ROS stack contains several useful nodes to integrate the Nao
humanoid robot into ROS, initially developed at the Humanoid Robots Lab at the
Albert-Ludwigs-Unversitaet in Freiburg, Germany.

It can be installed and run directly on the robot.