Out of an early retirement, and rather pregnant, M.I.A. (Maya Arulpragasam) is riding on the recent success of “Paper Planes” (featured in Pineapple Express), announcing a new EP, How Many Votes Fix Mix on US election day.  The EP will feature two new “re-energized, re-recognized” tracks, “Shells” and “Far Far,” and a remix of “Boyz” featuring…