Added WSF_EXECUTE_HANDLER as common ancestor for handler with `execute (WSF_REQUEST, WSF_RESPONSE) ..` routine. Made more flexible a few routine by accepting ITERABLE instead of ARRAY, and READABLE_STRING_GENERAL when possible.
Added WSF_EXECUTE_HANDLER as common ancestor for handler with `execute (WSF_REQUEST, WSF_RESPONSE) ..` routine. Made more flexible a few routine by accepting ITERABLE instead of ARRAY, and READABLE_STRING_GENERAL when possible.