refactor: re-organize the layout of asset directory and write some readme

Assets/Decompile/IDAExportAddrConv.py

@@ -0,0 +1,12 @@
+def Conv(strl: str):
+    if len(strl) & 3 != 0:
+        print('Invalid length!')
+        return
+
+    idaBytes = tuple(strl[i:i+2] for i in range(0, len(strl), 2))
+    for i in range(0, len(idaBytes), 4):
+        print(idaBytes[i+3] + idaBytes[i+2] + idaBytes[i+1] + idaBytes[i])
+
+while True:
+    Conv(input("data> "))
+