disable underspeed protection when landing also in tecs
Merge pull request #1335 from PX4/landingtecsunderspeed

disable underspeed protection when landing also in tecs
Rely on laser altitude once valid
Add more paranoid checks to sf0x altitude parsing
Merge pull request #1336 from PX4/laser_landing

Rely on laser altitude once valid
SF02/F driver: Improve parsing
Fix reschedule logic for SF02/F driver
Fixed SF02/F driver, tested ok
Merge branch 'sf0x_paranoid'
Better initial config for Phantom
Simply throttle limiting on approach - limit throttle still defaults to 1
Merge pull request #1338 from PX4/throttle_limit_simplified

Simplify throttle limiting on approach
Merge branch 'master' of https://github.com/PX4/Firmware into vision_speed
vision_speed: minor correction on sdlog2; NuttX: mem alloc for extra topic on px4fmu-v2 (which was blocking logging)