attitude_estimator_ekf: use degrees for ATT_MAG_DECL parameter to be consistent with documentation
attitude_estimator_ekf: added missing include
More pedantic warnings
Fix of errors triggered by more pedantic compile options
warnings: don't spam with warning for missing field initializer
Merge pull request #869 from PX4/warnings

warnings: don't spam with warning for missing field initializer
Merge pull request #849 from PX4/compile_pedantic

Compile pedantic
Merge pull request #845 from PX4/mag_decl_hotfix

Mag declination hotfix
Merge pull request #749 from DonLakeFlyer/ArmDisarm

Arm/Disarm duplication removal and support for Disarm in VEHICLE_CMD_COMPONENT_ARM_DISARM
Merged master into ekf_params