don't show sublist header badge in collapsed mode

just not enough space

src/components/structures/RoomSubList.js

@@ -264,8 +264,8 @@ const RoomSubList = React.createClass({
         const subListNotifCount = subListNotifications[0];
         const subListNotifHighlight = subListNotifications[1];
 
-
         let badge;
+        if (!this.props.collapsed) {
             const badgeClasses = classNames({
                 'mx_RoomSubList_badge': true,
                 'mx_RoomSubList_badgeHighlight': subListNotifHighlight,
@@ -278,6 +278,7 @@ const RoomSubList = React.createClass({
                 // no notifications but highlight anyway because this is an invite badge
                 badge = <div className={badgeClasses} onClick={this._onInviteBadgeClick}>!</div>;
             }
+        }
 
         // When collapsed, allow a long hover on the header to show user
         // the full tag name and room count