There are no doubts anymore about whose side he's on

http://freebeacon.com/issues/obama-admin-awards-270k-controversial-islamic-charity/

is a Muslim. His administration is rife with many and he has said that he would "stand with the Muslims". Over time, he has made it more and more obvious. There are likely good Muslim, but I seriously doubt that he is one of them. This action pretty much, as you said, removes any doubt.