Teach Python scripts to locate robot model automatically.

CMakeLists.txt

src/CMakeLists.txt

src/dynamic_graph/sot/dynamics/__init__.py

src/dynamic_graph/sot/dynamics/hrp2.py.in

src/dynamic_graph/sot/dynamics/humanoid_robot.py

src/dynamic_graph/sot/dynamics/parser.py

unitTesting/python/hrp2.py

unitTesting/python/humanoid_robot.py

unitTesting/python/quasistatic_walking.py

unitTesting/python/unittest