Philips has announced new additions to its Hue lightbulb line — Hue Lux and Hue Tap. Lux is a white-only Hue bulb. The Hue app can control the brightness and set schedules for the Lux bulb, which comes in a starter kit with two bulbs and a Hue bridge for $100. Hue Lux will be released “after summer 2014.” Hue Tap is a light switch for Hue which requires no batteries or wires; the switch works using kinetic energy from finger taps. The…