Kylie Jenner’s make-up empire is officially branching out to include eyeshadows, the KYShadow. The star revealed her first-ever item in the eye makeup category on her website. “I’ve been using this palette every day for the past 5 or 6 months,” she says. “Every Snapchat video, every Instagram you’ve seen me in, it’s been this palette.” In developing the product,…