fix copyFolder(): initialize cmdRc variable at the beginning of the function

andrug

19.55.2008 02a8aab8fb51a8172079c05cb12ca5b9ffb08b96

 opends/tests/system-tests/phases/shared/stafcmd.xml

@@ -155,6 +155,9 @@
    </function-map-args>

    <sequence>
      <script>
        cmdRC=0
      </script>
      <call function="'writeStartTagOperation'">
      { 'tagName' : 'copyFolder',
        'fileFd'  : fileFd }