Gawker Media’s new owner, Univision, has removed previously published posts on Gawker sites Deadspin, Gizmodo and Jezebel that relate to the company’s legal issues. Gawker Media executive editor John Cook said in a memo to staff that Univision execs Felipe Holguin and Jay Grant suggested deleting seven posts because they were “under active litigation against Gawker Media” and that Univision …