added a (currently broken) example of using counting_iterator and for_each
added a (currently broken) example of using counting_iterator and for_each

--HG--
extra : convert_revision : svn%3A83215879-3e5a-4751-8c9d-778f44bb06a5/trunk%4097

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