Added subtotals in watch app for hole 10-18.
Added subtotals in iPhone app in the same way as they are displayed in the watch app.

Updated to suport iOS12+ and Watch OS 5.0+

Added summary of total hits after 9:th hole and 18:th hole.
Moved some buttons in watch.
Moved Clear button to scoreboard.
Fixed auto update in iPhone scoreboard when watch is updating hits.