Issue 535 fix
Added comment for sensor selection
Google earth: Corrected #ifdef for Google Earth-specific code.
Radio Calibration: Turning on/off advanced config show WIP plane view
Merge pull request #553 from DonLakeFlyer/RadioCal

Radio Calibration: Turning on/off advanced config show WIP plane view
Merge pull request #551 from Susurrus/google_earth

Google earth: Corrected #ifdef for Google Earth-specific code.
Fixed comment typo
Merge pull request #537 from DonLakeFlyer/Issue535

Issue 535 fix