changed unique_ptr access to using raw pointers to denote non-ownership

added new flag -e for extra stuff (potions/races)
IMPORTANT: main.cc is undergoing rework

src/curses_output.h

@@ -8,9 +8,9 @@
 
 class curses_output final : public display {
 private:
-        cursor &curse;
+        cursor *curse;
 public:
-        curses_output(cursor &new_curse);
+        curses_output(cursor *new_curse);
 
         void render() override;
         void clear() override;