Merge pull request #347 from jgoppert/md25_dev

ROMFS/px4fmu_common/init.d/40_io_segway

makefiles/config_px4fmu-v1_default.mk

src/drivers/md25/BlockSysIdent.cpp

src/drivers/md25/BlockSysIdent.hpp

src/drivers/md25/md25.cpp

src/drivers/md25/md25.hpp

src/drivers/md25/md25_main.cpp

src/modules/att_pos_estimator_ekf/KalmanNav.hpp

src/modules/controllib/block/Block.cpp

src/modules/controllib/blocks.hpp

src/modules/controllib/module.mk

src/modules/controllib/uorb/UOrbPublication.cpp

src/modules/controllib/uorb/UOrbPublication.hpp

src/modules/controllib/uorb/UOrbSubscription.cpp

src/modules/controllib/uorb/UOrbSubscription.hpp

src/modules/controllib/uorb/blocks.cpp

src/modules/controllib/uorb/blocks.hpp

src/modules/fixedwing_backside/fixedwing.cpp

src/modules/fixedwing_backside/fixedwing.hpp

src/modules/fixedwing_backside/fixedwing_backside_main.cpp