fixed white space
fixed unit string in distance formatter
set setMinimumFractionDigits in distance formatter
implemented distance formatter
storyboard update
breakout edgePadding calculation
Merge pull request #35 from mojotech/ce/update_displayed_distance_format

CE/update displayed distance format
switched sharing text to first person fixed #33
Merge pull request #37 from mojotech/ce/correct_sharing_text

CE/correct sharing text
Rate limit MKDirections.
It's still possible to get throttled, but much harder.
Merge pull request #40 from mojotech/fcanas/rate-limit

Rate limit directions requests.
created BehaviorFollower class
implemented follower in run view controller