The past six months of auditions only served to reinforce Trebek’s subtle mastery behind the lectern, and illustrate the big shoes the next host will have to fill.“Jeopardy!” officially selected a new permanent host – two new hosts to be exact. The show’s current executive producer, Mike Richards, will take over as host of the daily syndicated program and actress Mayim Bialik of “Big Bang Theory” will host “Jeopardy!” primetime and spinoff series.As one might expect given the long, drawn-out search, fans of other hosting candidates immediately responded on social media with snap reactions. Some questioned why “Jeopardy!” selected a...