Restructure files

* Create chraicommands.c
* Move include to src/include
* Use .o files next to each .c file

src/include/library/library.h

@@ -0,0 +1,7 @@
+#ifndef _IN_LIBRARY_H
+#define _IN_LIBRARY_H
+#include <ultra64.h>
+
+u32 func000184d0(void);
+
+#endif