px4io driver: publish input_rc even if RC connection has been lost
px4io: do not include failsafe condition into rc_lost flag
rcS: removed unnecessary sleeps, minor code style fixes
Robustify SF02/F parsing, adjust health checks and startup routine to known initialization time of the sensor
Merge pull request #785 from PX4/laser_fixes

Robustify SF02/F parsing, adjust health checks and startup routine
Fixed log format
Merge pull request #787 from PX4/estimator_fix

Fixed log format
mavlink: is_published() fix
Merge pull request #788 from PX4/mavlink_published_fix

mavlink: is_published() fix
Move Pauls EKF into a class and instantiate only when / if needed. Checking for low memory conditions as we should.
Removed a bunch of commented out things that we will not need any more.
Reduced the number of states to 10 to avoid killing the logging system
Bump RC timeout for all cases to half a second
Merge pull request #796 from PX4/rc_timeout_fix

Bump RC timeout for all cases to half a second
Create EKF object in right context
Merge pull request #794 from PX4/estimator_ram_fix

Move Pauls EKF into a class and instantiate only when / if needed.
Merge pull request #795 from PX4/estm_log_fix

Reduced the number of states to 10 to avoid killing the logging system
Proper failsafe handling onboard, including throttle failsafe condition if enabled
Only publish RC inputs if we have seen some valid inputs at some point
Simplify the failsafe handling, reduce 3 params to one