Clicking jump to bottom resets room hash

res/css/views/rooms/_JumpToBottomButton.scss

@@ -52,6 +52,7 @@ limitations under the License.
 
 .mx_JumpToBottomButton_scrollDown {
     position: relative;
+    display: block;
     height: 38px;
     border-radius: 19px;
     box-sizing: border-box;

src/components/structures/RoomView.tsx

@@ -2037,6 +2037,7 @@ export default class RoomView extends React.Component<IProps, IState> {
                 highlight={this.state.room.getUnreadNotificationCount('highlight') > 0}
                 numUnreadMessages={this.state.numUnreadMessages}
                 onScrollToBottomClick={this.jumpToLiveTimeline}
+                roomId={this.state.roomId}
             />);
         }
 

src/components/views/rooms/JumpToBottomButton.js

@@ -29,6 +29,8 @@ export default (props) => {
     }
     return (<div className={className}>
         <AccessibleButton className="mx_JumpToBottomButton_scrollDown"
+            element="a"
+            href={`#/room/${props.roomId}`}
             title={_t("Scroll to most recent messages")}
             onClick={props.onScrollToBottomClick}>
         </AccessibleButton>