command line sync now support bypass, minimum interval 600 seconds

Xero.php

     //does not work for too many users or employees
     public function sync_users(){
         $this->sync_clients();
-        //$this->sync_employees();
+        $this->sync_employees();
     }
     private  function sync_clients(){
         $contacts = $this->getClients($this->clientgroup);
     private function ensure_staff_exists($employee)
     {
         $login = $employee->getEmployeeID();
-        $xero_employee = $this->getEmployee($login);
-        $args = $this->xero_employee_profile($xero_employee);
         $user = get_user_by('login', $login);
         if ($user === false){
+            $xero_employee = $this->getEmployee($login);
+            $args = $this->xero_employee_profile($xero_employee);
             $id = wp_insert_user($args);
             $user = get_user_by('ID', $id);
         }else{
             if ($this->is_too_close_to_sync($user)){
                 return;
             }
+            $xero_employee = $this->getEmployee($login);
+            $args = $this->xero_employee_profile($xero_employee);
             $args['ID'] = $user->ID;
             unset($args['user_pass']);
             wp_update_user($args);
         $lastsync = $this->get_last_sync($user->ID);
         $now = time();
         $diff = $now - (int) $lastsync;
-        echo "lastsync = $lastsync, now = $now , diff = $diff; \n" ;
         if ($diff < $this->minimum_sync_interval_in_seconds){
-            $msg = sprintf("SKIP sync user %d, login=%s, display_name=%s\n", $user->ID, $user->user_login, $user->display_name);
+            $msg = sprintf("\tSKIP userid(%d),login=%s,display_name=%s,(lastsync=%d secs ago, mininterval=%d) \n", 
+                $user->ID, $user->user_login, $user->display_name, $diff, $this->minimum_sync_interval_in_seconds);
             $this->logConsole($msg);
             return true;
         }

ts.php

         wp_enqueue_script( 'bts_ts', plugins_url('js/bts_timesheet.js', __FILE__), array( 'jquery' , 'bts' ));
     }
     
+    public function sync_users()
+    {
+        $a=1;
+        return;
+    }
     public function sync_user_cli($args = array(), $assoc_args = array()){
         $this->cli = true;
         echo "running sync user from command line;\n";