Fix dynamic location update in #5 by checking location.getProvider() if its 'gps'
Layout EditText for TimeInterval to top instead of center
Update instruction for Time Interval in Settings
Update instruction for distance interval in strings.xml #16
See #16, when Settings are saved call updateFromSettingsPreferences
See #5, only adjust the interval if the current time interval is different from the new time interval
See #16, use time interval and distance interval from Settings if set
Change DEFAULT_DISTANCE_INTERVAL to 0
Adjust instruction for distance interval
Add default values for distance and time intervals
Add condition to check time and distance intervals in Settings
Wrap Settings in ScrollView in case text becomes longer
Do not show keyboard automatically when SettingsActivity displays
Layout EditText for distance to top