Provide the ability to see all legs of the route in overview camera mode during active navigation.

[MaximAlien]

At this point when switching to overview mode only currently active leg will be visible, for example:

In scope of this ticket user should be given an opportunity to control this behavior and have a chance to see either all legs or only current one.

Similar ticket, which tracks this on Android side can be found here: https://github.com/mapbox/mapbox-navigation-android/issues/5355.