display To Destination section if destination is set and destination is not reached
cleanup code
cleanup code : move setting of direction to destination
clean up code : remove whitespace
add precision parameter to tests, issue #101
add tests for precision parameter, issue #101
use precision parameter in CardinalDirection, issue #101
use precision parameter in DetailsActivity, issue #101
use precision parameter in AriadneLocation, issue #101
remove formatAngle method without precision parameter, issue #101