Rename the iterator template parameters to correctly match the concept required.
Rename the iterator template parameters to correctly match the concept required.

--HG--
extra : convert_revision : svn%3A83215879-3e5a-4751-8c9d-778f44bb06a5/trunk%40564

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