Merge commit '8ad86fef49a732617dc26be9324af60f9975342d' into gingerbread-plus-aosp * commit '8ad86fef49a732617dc26be9324af60f9975342d': Improve documentation of getAltitude
Merge commit '8ad86fef49a732617dc26be9324af60f9975342d' into gingerbread-plus-aosp * commit '8ad86fef49a732617dc26be9324af60f9975342d': Improve documentation of getAltitude