Remove vestigal device/sequence.h file.
Remove vestigal device/sequence.h file.

--HG--
extra : convert_revision : svn%3A83215879-3e5a-4751-8c9d-778f44bb06a5/trunk%40534

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