(iOS) Make the refresh button on the file browser work ‘better’. (It DID work before, by the time you restarted the app and browsed back to the directory the listing would be updated. This just makes it quicker.)

apple/iOS/browser.m

@@ -147,6 +147,11 @@ static void file_action(enum file_action action, NSString* source, NSString* tar
     [self browseTo:@"/"];
 }
 
+- (void)refresh
+{
+   [self browseTo:_path];
+}
+
 - (void)browseTo:(NSString*)path
 {
    _path = path;