Heavier password encryption

I don't think this fixes actual bugs but the encryption seemed kinda weak.

Subsurface/Source/Networking/GameServer.cs

@@ -3,6 +3,7 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
+using System.Text;
 using Lidgren.Network;
 using Microsoft.Xna.Framework;
 using RestSharp;
@@ -55,7 +56,7 @@ namespace Barotrauma.Networking
             name = name.Replace(";", "");
 
             this.name = name;
-            this.password = password;
+            this.password = Encoding.UTF8.GetString(NetUtility.ComputeSHAHash(Encoding.UTF8.GetBytes(password)));
             
             config = new NetPeerConfiguration("barotrauma");
 
@@ -1510,13 +1511,13 @@ namespace Barotrauma.Networking
                 sender.ChatMessages.RemoveAt(0);
             }
 
-            if (sender.inGame || (Screen.Selected == GameMain.NetLobbyScreen))
-            {
+            if (sender.inGame || (Screen.Selected == GameMain.NetLobbyScreen))
+            {
                 AddChatMessage(message);
             }
-            else
-            {
-                GameServer.Log(message.Text, message.Color);
+            else
+            {
+                GameServer.Log(message.Text, message.Color);
             }
             sender.ChatSpamSpeed += 5.0f;