Rename sidebar and topbar

components/member-list.js

@@ -16,7 +16,7 @@ function MemberItem(props) {
 
 export default function MemberList(props) {
 	return html`
-		<ul id="buffer-list">
+		<ul>
 			${Array.from(this.props.members.entries()).sort().map(([nick, membership]) => html`
 				<${MemberItem} key=${nick} nick=${nick} membership=${membership} onClick=${() => props.onNickClick(nick)}/>
 			`)}