- (void)_configureRefreshController
{
    //1. Initialize your UIRefreshControl property
    self.refresher = [[UIRefreshControl alloc]init];
    
    //2. Add a target action - Called when user pulls down table view
    [self.refresher addTarget:self action:@selector(_runQuery) forControlEvents:UIControlEventValueChanged];
    
    //3. Set the control to your tableViewController class (also: self.refreshControl = self.refresher;)
    [self setRefreshControl:self.refresher];
}