Have you seen Terriers, a new series on FX this season?  It’s about two private detectives in Ocean Beach, California, down near San Diego.  They’re…unconventional.  One’s a recovering alcoholic, ex-cop, and one’s a cheeky ex-thief.  It’s witty, funny, and absolutely unpredictable. Hank, the ex-cop character, has a sister, Steph.  Steph has schizophrenia.  And she’s the…