range -> sequence in functional.h
range -> sequence in functional.h

Fixes issue 128

thrust/thrust,jaredhoberock/thrust,sarvex/thrust,thrust/thrust,sdalton1/thrust,thrust/thrust,zeryx/thrust,dachziegel/thrust,GrimDerp/thrust,zhenglaizhang/thrust,andrewcorrigan/thrust-multi-permutation-iterator,andrewcorrigan/thrust-multi-permutation-iterator,thvasilo/thrust,xiongzhanblake/thrust_src,sdalton1/thrust,marksantos/thrust,xiongzhanblake/thrust,zeryx/thrust,xiongzhanblake/thrust_src,sarvex/thrust,GrimDerp/thrust,jaredhoberock/thrust,zhenglaizhang/thrust,marksantos/thrust,raygit/thrust,zhenglaizhang/thrust,jaredhoberock/thrust,jaredhoberock/thrust,sarvex/thrust,mohamed-ali/thrust,thvasilo/thrust,thvasilo/thrust,raygit/thrust,arnabgho/thrust,zeryx/thrust,arnabgho/thrust,arnabgho/thrust,xiongzhanblake/thrust,thrust/thrust,dachziegel/thrust,egaburov/thrust,Ricardo666666/thrust,mohamed-ali/thrust,xiongzhanblake/thrust_src,andrewcorrigan/thrust-multi-permutation-iterator,dachziegel/thrust,thrust/thrust,sdalton1/thrust,jaredhoberock/thrust,xiongzhanblake/thrust,marksantos/thrust,egaburov/thrust,GrimDerp/thrust,Ricardo666666/thrust,mohamed-ali/thrust,egaburov/thrust,Ricardo666666/thrust,raygit/thrust