j2d / map_path work, d_drawlist / d_attention cleanup (#208)

* work on fop actor / actor mng, daalink, d_a_obj_item

* d_a_title mostly decompiled

* daalink / d_event / JMessage / dmsg_out_font work

* msg_scrn_base / msg_scrn_boss

* some work on mDo machine, d_menu_save, d_tresure, and various

* remove asm

* progress

* finish d_menu_save / d_pane_class_alpha / d_pane_class / rename some data

* rename more data

* remove asm / progress

* match all of d_pane_class

* fixes / some dKankyo doc

* bunch of j2d work. d_drawlist / d_attention cleanup

* progress / asm

* cleanup wip

* decompile JStage

* setup some more JStudio structs

* set up d_demo classes

* some d_demo work

* cleanup dolphin os stuff

* some initial dEvent documentation

* some At collision documentation

* match JUTConsole::doDraw

* dbgs work / split up some of d_a_alink into .inc files

* d_a_alink_spinner work

include/dolphin/os/OSAlloc.h

@@ -3,4 +3,20 @@
 
 #include "dolphin/types.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef u32 OSHeapHandle;
+
+static void* DLInsert(void* param_0, void* param_1);
+void OSFreeToHeap(OSHeapHandle heap, void* ptr);
+void OSSetCurrentHeap(OSHeapHandle heap);
+void* OSInitAlloc(void* lo, void* hi, s32 maxHeaps);
+OSHeapHandle OSCreateHeap(void* start, void* end);
+
+#ifdef __cplusplus
+};
+#endif
+
 #endif /* OSALLOC_H */