Synchronize changes from 1.6 master branch [ci skip]

4ca27f5 Fix img crash when game shutting down (#4551)
f2d2cc3 Visual Studio Update
6855e41 Update client en_US pot

Author: github-actions[bot]

Client/mods/deathmatch/CClient.cpp

@@ -20,6 +20,7 @@ CGame*                  g_pGame = NULL;
 CMultiplayer*           g_pMultiplayer = NULL;
 CNet*                   g_pNet = NULL;
 CClientGame*            g_pClientGame = NULL;
+bool                    g_bClientShuttingDown = false;
 
 int CClient::ClientInitialize(const char* szArguments, CCoreInterface* pCore)
 {
@@ -183,6 +184,9 @@ int CClient::ClientInitialize(const char* szArguments, CCoreInterface* pCore)
 
 void CClient::ClientShutdown()
 {
+    // Global shutdown flag
+    g_bClientShuttingDown = true;
+
     // Unbind our radio controls
     g_pCore->GetKeyBinds()->RemoveControlFunction("radio_next", CClientGame::HandleRadioNext);
     g_pCore->GetKeyBinds()->RemoveControlFunction("radio_previous", CClientGame::HandleRadioPrevious);

Client/mods/deathmatch/CClient.h

@@ -13,6 +13,8 @@
 
 #include <core/CClientBase.h>
 
+extern bool g_bClientShuttingDown;
+
 class CClient : public CClientBase
 {
 public:

Client/mods/deathmatch/logic/CClientGame.cpp

@@ -6851,6 +6851,10 @@ bool CClientGame::RestreamModel(std::uint16_t model)
 
 void CClientGame::RestreamWorld()
 {
+    // If game is shutting down, do nothing for avoid crashes
+    if (g_bClientShuttingDown)
+        return;
+
     unsigned int numberOfFileIDs = g_pGame->GetCountOfAllFileIDs();
 
     for (unsigned int uiModelID = 0; uiModelID < numberOfFileIDs; uiModelID++)