Function normalize

Pagetual/pagetual.user.js:4196–4196

            let bytes = new Uint8Array(buffer);
            let decoderList = [];
            let normalize = label => String(label || "").trim().toLowerCase();
            let addAlias = (name, aliases) => {
                if (aliases.indexOf(normalizedPreferred) !== -1) {
                    pushDecoder(name);