From: Jim Pryor Date: Mon, 13 Dec 2010 02:00:05 +0000 (-0500) Subject: Expand monad_transformers re elevate, layering X-Git-Url: http://lambda.jimpryor.net/git/gitweb.cgi?p=lambda.git;a=commitdiff_plain;h=6620761d57706f681ccf431c19d6d6fd77fa2942;hp=6620761d57706f681ccf431c19d6d6fd77fa2942 Expand monad_transformers re elevate, layering Signed-off-by: Jim Pryor ---