Update addressable (2.3.5 => 2.3.6), airbrake (3.1.15 => 3.1.17), execjs (2.0.2 => 2.2.1), kaminari (0.15.1 => 0.16.1), sass (3.2.14 => 3.2.19), whenever (0.9.1 => 0.9.2).