Maybe this is useful to some fellow student of Henle. I finshed Henle’s second year Latin this week and put all of its vocabulary into a memrise course:
http://www.memrise.com/course/519657/henle-second-year-latin/
And this is the link to the memrise course I made for the vocabulary of Henle’s first year Latin: http://www.memrise.com/course/198250/henle-first-year-latin/