* nix/libstore/gc.cc (LocalStore::deletePathRecursive): Display the percentage reached relative to 'maxFreed', or the total amount of data deleted when 'maxFreed' is ULLONG_MAX.
* nix/libstore/gc.cc (LocalStore::deletePathRecursive): Display the percentage reached relative to 'maxFreed', or the total amount of data deleted when 'maxFreed' is ULLONG_MAX.