Fix uninitilatized memory bug in libafr client code.
Use update::provider::AFR to provide position_attitude data.
Changed robot names from "robert" to "robot" :.(
Add constant property "model::config::robot::Base::model_filename" holding the path to the 3d model of the robot.
Assign material derived from robot color to robot model.
Add files for afr_dump_server and ecef to wgs84 coordinate trafo.