removed use of __CUDA_ARCH__ to selectively enable/disable double from type_lists
removed use of __CUDA_ARCH__ to selectively enable/disable double from type_lists

h1arshad/thrust,levendlee/thrust,allendaicool/thrust,julianromera/thrust,lishi0927/thrust,levendlee/thrust,bfurtaw/thrust,malenie/thrust,h1arshad/thrust,hemmingway/thrust,rdmenezes/thrust,bfurtaw/thrust,hemmingway/thrust,UIKit0/thrust,allendaicool/thrust,allendaicool/thrust,google-code-export/thrust,UIKit0/thrust,Vishwa07/thrust,google-code-export/thrust,Vishwa07/thrust,google-code-export/thrust,malenie/thrust,levendlee/thrust,rdmenezes/thrust,malenie/thrust,bfurtaw/thrust,rdmenezes/thrust,julianromera/thrust,hemmingway/thrust,lishi0927/thrust,lishi0927/thrust,google-code-export/thrust,rdmenezes/thrust,lishi0927/thrust,hemmingway/thrust,UIKit0/thrust,levendlee/thrust,Vishwa07/thrust,h1arshad/thrust,UIKit0/thrust,julianromera/thrust,allendaicool/thrust,Vishwa07/thrust,julianromera/thrust,malenie/thrust,bfurtaw/thrust,h1arshad/thrust