add networkevents2messagebox script to prefab

Assets/Prefabs/UI.prefab

@@ -767,6 +767,7 @@ GameObject:
   m_Component:
   - component: {fileID: 4450559263798022}
   - component: {fileID: 114473132252556806}
+  - component: {fileID: 821925318372548346}
   m_Layer: 0
   m_Name: UI
   m_TagString: UI
@@ -806,6 +807,21 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 409653cfe36614ceab3cbfbf9ed04fce, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+--- !u!114 &821925318372548346
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1611271869868126}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: acc0c52cc14297f5caccf816a24e17ea, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  titleToDisplayWhenClientDisconnects: Client disconnected
+  messageToDisplayWhenClientDisconnects: Client disconnected from server. If you want
+    to connect again, you will have to restart the game.
 --- !u!1 &1627404700688260
 GameObject:
   m_ObjectHideFlags: 0

Docs/Multiplayer.md

@@ -4,12 +4,8 @@
 
 - scene changing: When network (server/client) is stopped, offline scene should be loaded. But, when switching back to online scene, Loader should not load everything again. Instead, only Cell loading should be done, if the new scene is main scene. But, are old meshes/textures destroyed ? Do we leave memory behind, every time when network is stopped ? Or... just exit the game when network is stopped (display message box first ?).
 
-- order of buttons in main menu - assign sort priorities
-
 - add ability for client to request: 
 
-- add networkeventsmessagebox script to prefab
-
 
 - assign weapon prefab ; add it to spawnable prefabs list ;