Got a neat photo you want to post on Instagram? Can’t wait to share a joke about someone on your Facebook page? Angry over a botched brake job and anxious to spout off about it? You might want to think twice before you post. Just ask Jahmel Binion, the local man who sued NBA great Shaquille O’Neal three years ago for mocking his rare medical condition, ectodermal dysplasia, in an online post. “I was just shocked,” Binion, 26, said about the posting, which included …