Made initial implementation of the thread scheduler, refactor Svc to avoid passing many arguments

Program.cs

@@ -53,7 +53,7 @@ namespace Ryujinx
                 Screen.Run(60.0);
             }
 
-            Ns.Os.StopAllProcesses();
+            Ns.Os.FinalizeAllProcesses();
 
             Ns.Dispose();
         }