Historical procedurals are expensive to make and therefore all too rare on television. Enter the Tudor-era murder mystery “Shardlake” on Hulu, set during the reign of Henry VIII and adapted from the first book in a series by C.J. Sansom (who died over the weekend at 71) about an English barrister named Matthew Shardlake. The best whodunits set a century or three in the past tend to come from…