navigator: takeoff fix, always reach takeoff altitude, even if first waypoint is lower
rc.mc_defaults: set default acceptance radius (NAV_ACCEPT_RAD) to 2m
navigator: autocontinue and RTL autolanding fixes
Magnetometer data is not update

Magnetometer is not updated during a read operation, because the function "lsm303d_mag::measure" is not called.

”!!!JUST A GUESS!!!“
Minor fixes to MAVLink
position_estimator_inav: GPS delay compensation
Merge pull request #1026 from PX4/mavlink_fixes

Minor fixes to MAVLink
position_estimator_inav: add buffer for rotation matrix to do accel bias correction properly
ubx driver: fix unit of speed and position accuracy estimate
Merge pull request #1029 from PX4/ubxaccuracyunit

ubx driver: fix unit of speed and position accuracy estimate
position_estimator_inav: default GPS delay changed to 0.2s
ubx: disable all debug messages
ubx: send update only if got POSLLH & VELNED & TIMEUTC
Merge branch 'ubx_no_debug' into inav_gps_delay
attempt to fix mavlink hardware flow control disable logic
position_estimator_inav: more safe EPH/EPV estimation, minor changes
Merge pull request #998 from PX4/takeoff_fix

navigator: takeoff fix
Merge pull request #1014 from PX4/rtl_autoland_fix

navigator: autocontinue and RTL autolanding fixes
rcS: fix whitespace
Merge pull request #1033 from PX4/rcswhitespace

rcS: fix whitespace