Replace case_id as token with random token in functions.operator

functions/functions.limesurvey.php

@@ -271,29 +271,6 @@ function getRandomID()
 }
 
 
-/**
-* Creates a random sequence of characters
-*
-* @param mixed $length Length of resulting string
-* @param string $pattern To define which characters should be in the resulting string
-* 
-* From Limesurvey
-*/
-function sRandomChars($length = 15,$pattern="23456789abcdefghijkmnpqrstuvwxyz")
-{
-    $patternlength = strlen($pattern)-1;
-    for($i=0;$i<$length;$i++)
-    {   
-        if(isset($key))
-            $key .= $pattern{rand(0,$patternlength)};
-        else
-            $key = $pattern{rand(0,$patternlength)};
-    }
-    return $key;
-}
-
-
-
 
 /** 
  * Taken from admin/database.php in the LimeSurvey package