Use English by default
Allow selecting with single click

Default action in car listing view should be selecting car, so this function
should be really easy and quick to do, so single tap without opening menu
sounds like a good idea.
Move data location to correct directory

So far data were stored directly in users home directory, which is not nice and
violates Harbour policies. Moving data to correct location and taking care of
migration path for now. This migration path should be removed later.