navigator: forbid READY - > RTL transition
navigator: forbid READY - > RTL transition fix
Merge branch 'beta' into ready_rtl_fix
Merge branch 'beta' into ready_rtl_fix
navigator: don't enter AUTO_READY for fixedwing because we don't have a land detector yet
Merge pull request #680 from PX4/ready_rtl_fix

navigator: forbid READY -> RTL transition