- basics for users preferences:

 	- script param. "avp_db_url" added
	- scrit function "load_avp" with 2 or 3 params added
	- do_action updated
	- init. of bd connection from core on startup per each proccess
	- reseting avp list after main route and reply/failure_route execution

modules/db_mysql/dbase.c

@@ -331,6 +331,8 @@ int db_query(db_con_t* _h, db_key_t* _k, db_op_t* _op,
 		off += snprintf(sql_buf + off, SQL_BUF_LEN - off, "order by %s", _o);
 	}
 
+	DBG("query=\"%s\"\n",sql_buf);
+
 	if (submit_query(_h, sql_buf) < 0) {
 		LOG(L_ERR, "submit_query(): Error while submitting query\n");
 		return -2;