make lifted && and || lazy in their second arg
music warmup... an attempt, but cannot reproduce oleg's results
Merge branch 'master' into namin
Youpi. Getting same results as http://okmij.org/ftp/kakuritu/music1a.ml. Just had typo in lappend.
some refactoring, moving out common pieces between music models
THE music model
show SO on exact inference
typo fix
add refs to oleg's stuff
WIP: Adds local importance sampling.  Seems buggy, test enters into an infinite loop or the like.