rename files, sort asm into subdirectories

src/enemy/code_080300AC.c

@@ -0,0 +1,23 @@
+#include "global.h"
+#include "utils.h"
+#include "functions.h"
+
+typedef struct {
+    u16 unk0;
+    u16 filler2[32];
+    u16 unk66;
+} struct_0300110C;
+
+extern struct_0300110C gUnk_0300110C;
+
+void sub_080300AC(void) {
+    MemClear(&gUnk_0300110C.unk0, 0x44);
+    gUnk_0300110C.unk66 = 0xff;
+}
+
+void sub_080300C4(void) {
+    if (gScreenTransition.field_0xae == 0xff) {
+        gScreenTransition.field_0xac = 0;
+        MemClear(gScreenTransition.field_0x6c, sizeof gScreenTransition.field_0x6c);
+    }
+}