ftp_do_more: don't return success until all is done

ftp_do_more() returns after accepting the server connect however it
needs to fall through and set "*complete" to TRUE before exit from the
function.

Bug: http://curl.haxx.se/mail/lib-2011-12/0250.html
Reported by: Gokhan Sengun

lib/ftp.c

@@ -3703,8 +3703,6 @@ static CURLcode ftp_do_more(struct connectdata *conn, bool *complete)
         if(result == CURLE_OK)
           result = InitiateTransfer(conn);
       }
-
-      return result;
     }
     else if(data->set.upload) {
       result = ftp_nb_type(conn, data->set.prefer_ascii, FTP_STOR_TYPE);