project and build system configuration-changes
move pose related headers and sources to model/pose
add base classes for robots, sensors.
add class SensorList
rename PoseDatabase to PoseList
fix function names in SensorList
seperate model::Model from osgui::FlightEditor
add include/model/model.hpp
add experimental locking_ptr to common.hpp
set data variance for nodes with update callbacks
add ERROR comment at flight_prepare_controller.cpp
fix typos in pose_list.hpp and sensor_list.hpp
add generic implementation of the "Execute Around Sequence" pattern by Jonathan Wakely to common.hpp
model.hpp: make mutex locked getters public
PoseList, Pose, Sensor, Robot : use DECLARE_STL_POINTERS
common.hpp: add unique_descriptor class
add common.cpp
Pose, Sensor, Robot: add member "descriptor" of type unique_descriptor