Los Angeles, July 1, 2019 – WarnerMedia has ordered “Gremlins: Secrets of the Mogwai,” a 10-episode, half-hour prequel to original “Gremlins.” In the animated television adaptation, we travel back to 1920s Shanghai to reveal the story of how 10-year-old Sam Wing (future shop owner Mr. Wing in the 1984 movie) met the young Mogwai called Gizmo. …