Using optical flow for autonomous flight. Filtering velocity at 15hz.

quad/src/computation_graph/computation_graph.c

quad/src/gen_diagram/network.dot

quad/src/gen_diagram/network.png

quad/src/quad_app/control_algorithm.c

quad/src/quad_app/sensor_processing.c

quad/src/quad_app/type_def.h

quad/xsdk_workspace/real_quad/src/hw_impl_zybo_i2c.c