Remove FAST for OpenCV 2.3.1
Remove FAST for OpenCV 2.3.1

sightmachine/SimpleCV,gskielian/SimpleCV,hayd/SimpleCV,beni55/SimpleCV,nils-werner/SimpleCV,tpltnt/SimpleCV,hurdlea/SimpleCV,hayd/SimpleCV,tpltnt/SimpleCV,jlegendary/SimpleCV,onaclovtech/SimpleCV,tpltnt/SimpleCV,beni55/SimpleCV,tpltnt/SimpleCV,beni55/SimpleCV,jayrambhia/SimpleCV2,sightmachine/SimpleCV,jyt109/SimpleCV,gskielian/SimpleCV,hurdlea/SimpleCV,sightmachine/SimpleCV,jlegendary/SimpleCV,gskielian/SimpleCV,gskielian/SimpleCV,jlegendary/SimpleCV,sightmachine/SimpleCV,nils-werner/SimpleCV,onaclovtech/SimpleCV,gskielian/SimpleCV,onaclovtech/SimpleCV,sightmachine/SimpleCV2,sightmachine/SimpleCV2,jyt109/SimpleCV,jayrambhia/SimpleCV2,nils-werner/SimpleCV,onaclovtech/SimpleCV,jayrambhia/SimpleCV2,jayrambhia/SimpleCV2,tpltnt/SimpleCV,hurdlea/SimpleCV,beni55/SimpleCV,sightmachine/SimpleCV,onaclovtech/SimpleCV,jyt109/SimpleCV,beni55/SimpleCV,sightmachine/SimpleCV2,nils-werner/SimpleCV,hurdlea/SimpleCV,hayd/SimpleCV,jyt109/SimpleCV,hayd/SimpleCV,jlegendary/SimpleCV,sightmachine/SimpleCV2,jyt109/SimpleCV,hayd/SimpleCV,jlegendary/SimpleCV,nils-werner/SimpleCV,hurdlea/SimpleCV