 
     /**
      * Removes the header with the given QName from all operations.
+     *  
      * @param qname QName of the SOAPHeader.
-     * @param headerName Name of a header in the SOAPHeader content (Optional)
+     * @param headerName (Optional) Name of a header in the SOAPHeader content.
      */
     public function removeHeader(qname:QName, headerName:String = null):void
     {


    /**
     * Returns a header if a match is found based on QName, localName, and URI.
     * @param qname QName of the SOAPHeader.
     * @param headerName Name of a header in the SOAPHeader content (Optional)
     *
     * @return A header if a match is found based on QName, localName, and URI.
     */

     * header from the proxy to the endpoint. If useProxy is false this property
     * will be ignored.
     *
     * @param remoteUsername The username to pass to the remote endpoint.
     * @param remotePassword The password to pass to the remote endpoint.
     * @param charset The character set encoding to use while encoding the
     * remote credentials. The default is null, which implies the legacy charset
     * of ISO-Latin-1. The only other supported charset is &quot;UTF-8&quot;.
