The syndicated version of Katie Couric's talk show will be gone by the middle of 2014 -- after two years on the air. So it's back to the original syndicated afternoon talk show drawing board, with that perennial question:  Who will replace Oprah Winfrey?When Katie Couric agreed to do a syndication talk show with longtime friend/executive Jeff Zucker in the executive producer/creator role over two years ago, critics built up ABC Syndication’s “Katie" as the second coming (the first being Oprah Winfrey). Syndicated talk shows format continues to be the magnet for big time celebrity/actor/newscaster looking for …