fix some exit situations, that was badly done by SIGUSR1 handler

common/utils/ocp_itti/intertask_interface.cpp

@@ -288,7 +288,7 @@ extern "C" {
   void itti_terminate_tasks(task_id_t task_id) {
     // Sends Terminate signals to all tasks.
     itti_send_terminate_message (task_id);
-    pthread_exit (NULL);
+    usleep(100*1000); // Allow the tasks to receive the message before going returning to main thread
   }
 
   int itti_init(task_id_t task_max, thread_id_t thread_max, MessagesIds messages_id_max, const task_info_t *tasks_info,

common/utils/telnetsrv/telnetsrv_proccmd.c

@@ -302,8 +302,6 @@ char sv1[64];
 } 
 int proccmd_exit(char *buf, int debug, telnet_printfunc_t prnt)
 {
-extern void exit_fun(const char* s);   
-   
    if (debug > 0)
        prnt("process module received %s\n",buf);