MaimMim Man in the middle minetest interceptor

- prototype
- between client and server, allow to capture all exchanges and potentially change them
- created to capture server maps in laby
- first test get only MapBlock, support version serialization version 28
  - prepartion for 29 with zstd but untested.

# Conflicts:
#	fetch_dependencies.sh

java/org/artisanlogiciel/games/maze/MainMim.java

@@ -0,0 +1,26 @@
+package org.artisanlogiciel.games.maze;
+
+import org.artisanlogiciel.games.minetest.net.MiM;
+
+import java.net.InetSocketAddress;
+
+public class MainMim {
+
+    void minetestMime(String serverName, int port) {
+        MiM mim = new MiM(30002, new InetSocketAddress(serverName, port));
+        mim.launch();
+    }
+
+    public static void main(String pArgs[])
+    {
+        if ( pArgs.length > 1)
+        {
+            new MainMim().minetestMime(pArgs[0], Integer.parseInt(pArgs[1]));
+        }
+        else
+        {
+            System.err.println("[ERROR] please set minetest server hostname and port as arguments");
+        }
+    }
+}
+