Fix recursive error for disconnect after reliable client command overflow. Thanks to /dev/humancontroller for reporting. https://bugzilla.icculus.org/show_bug.cgi?id=3616

code/client/client.h

@@ -431,7 +431,7 @@ extern	cvar_t	*cl_voip;
 void CL_Init (void);
 void CL_FlushMemory(void);
 void CL_ShutdownAll(void);
-void CL_AddReliableCommand( const char *cmd );
+void CL_AddReliableCommand(const char *cmd, qboolean isDisconnectCmd);
 
 void CL_StartHunkUsers( qboolean rendererOnly );