Gary Imhoff reported in his DCWatch newsletter on Wednesday that Jonathan Rees, failed D.C. Council candidate, former DCist commenter and unstable creep, has died after a long illness. I didn’t know Rees had been the kind of ill that was life threatening, but there was never any question in my mind that he was seriously mentally ill. Rees first came to our notice in 2005, when he started an ill-fated campaign to represent Ward 3…