 Adds a margin on the editor scroll view to fit the minimap in
 Adds a margin on the editor scroll view to fit the minimap in

The goal here is to have the minimap taking 10% of the pane, the editor
scroll view and the scrollbar are moved 10% from the right border to
mimic the ST behavior where the buffer doesn’t run behind the minimap.

xndcn/atom-minimap,atom-minimap/minimap