remove old files

webui/accesscontrol-add.php

webui/accesscontrol-change.php

webui/accesscontrol-delete.php

webui/accesscontrol-main.php

webui/accounting-add.php

webui/accounting-change.php

webui/accounting-delete.php

webui/accounting-main.php

webui/amavis-add.php

webui/amavis-change.php

webui/amavis-delete.php

webui/amavis-main.php

webui/checkhelo-add.php

webui/checkhelo-blacklist-add.php

webui/checkhelo-blacklist-change.php

webui/checkhelo-blacklist-delete.php

webui/checkhelo-blacklist-main.php

webui/checkhelo-change.php

webui/checkhelo-delete.php

webui/checkhelo-main.php