changed all non-owned unique_ptr access to reference to the object itself

src/curses_input.h

@@ -8,9 +8,9 @@
 
 class curses_input final: public input {
 private:
-        const std::unique_ptr<cursor> &curse;
+        cursor &curse;
 public:
-        curses_input(const std::unique_ptr<cursor> &new_curse);
+        curses_input(cursor &new_curse);
         game_command get_command() override;
 };