“Star Wars: Episode VII” is really happening, and director J.J. Abrams has revealed when fans can start scouring the Internet for on-set photos. During the PGA-sponsored “Produced By” conference at the 20th Century Fox lot, Abrams said that production is set to begin in January of 2014. “”Most likely we are going to be moving to London at the end of the year for the ‘Star Wars’ movie,” he said, according to Deadline. Abrams noted that he would have preferred to shoot “Episode VII” closer to home in LA., but Disney had planned a U.K. shoot even before he signed on to direct. Michael Arndt (“Toy Story 3”) is writing the film, which is expected to be in theaters summer of 2015. “”Django Unchained” producer Reginald Hudlin moderated the Q&A and tried to get the typically tight-lipped Abrams to reveal more about “Episode VII.”” “I think that the thing is…