Stop peeking if anything went wrong, not just explicit failure

Signed-off-by: Travis Ralston <travpc@gmail.com>

src/components/structures/RoomView.js

@@ -276,6 +276,11 @@ module.exports = React.createClass({
                     });
                     this._onRoomLoaded(room);
                 }, (err) => {
+                    // Stop peeking if anything went wrong
+                    this.setState({
+                        isPeeking: false,
+                    });
+                    
                     // This won't necessarily be a MatrixError, but we duck-type
                     // here and say if it's got an 'errcode' key with the right value,
                     // it means we can't peek.
@@ -283,7 +288,6 @@ module.exports = React.createClass({
                         // This is fine: the room just isn't peekable (we assume).
                         this.setState({
                             peekLoading: false,
-                            isPeeking: false,
                         });
                     } else {
                         throw err;