Misc Stuff 5 (#63)

* name item 31 to 34

* name item 25 to 29

* decompile PassengerManager (95%)

* started cargo manager

* local attribute

* passenger/cargo manager ov001 functions

* name item manager functions

* fix build issues & more docs on 027e0cd8

* format

include/types.h

@@ -67,6 +67,17 @@ typedef s32 unk32;
 
 DECL_PTMF(PTMF);
 typedef void (*UnkCallback)(u16 param1);
+
+template <typename T> class AutoInstance {
+public:
+    AutoInstance() {
+        T::SetInstance((T *) this);
+    }
+
+    ~AutoInstance() {
+        T::ClearInstance();
+    }
+};
 #endif
 
 #endif