Removing named namespace from code base.

Game/game.cpp

@@ -1,4 +1,4 @@
-#include <game.h>
+#include <game.h>
 
 #include <Controller/DebugCameraController.h>
 #include <Core/HAL/Filesystem/Filesystem.h>
@@ -31,14 +31,12 @@ extern "C" JULIET_API void __cdecl GameShutdown()
 {
     printf("Shutting down game...\n");
 
-    using namespace Juliet;
 
     ShutdownEntityManager();
 }
 
-extern "C" JULIET_API void __cdecl GameUpdate(Juliet::GameData* params, [[maybe_unused]] float deltaTime)
+extern "C" JULIET_API void __cdecl GameUpdate(GameData* params, [[maybe_unused]] float deltaTime)
 {
-    using namespace Juliet;
 
     gGameState = params->GameState;
     if (!gGameState)