Signal Boost This: “Miles Ahead” Don Cheadle’s Miles Davis Biopic On Indiegogo Sabina, June 5, 2014 Don Cheadle fans will be excited to hear that the Iron Man 3 actor’s long planned Miles Davis Miles Ahead biopic is close to happening. He recently launched an indiegogo campaign to complete the funding for the picture. With a goal of $325,000 by July 6th, it seems pretty do-able between Davis,…