TCAS Resolution Advisory information on EFIS.
LDG ALT flag, configurable landing altitude warnings.
Split altitude.minimums into two props.

First tells the minimums setting, second tells position
of minimums indicator on altitude ladder.
Ensure <properties> without @default exist.

Also add "Set nil" button to the PropertyEditor.
Smooth orientation heading in NC.
Use "settings" for I2C configuration rather than parse_i2c().
Reference manual.
Add log/klog module, which checks system health by lurking into kernel ring buffer.
Reference manual update.