Merge branch 'working'
authorJim <jim.pryor@nyu.edu>
Sun, 22 Mar 2015 15:09:04 +0000 (11:09 -0400)
committerJim <jim.pryor@nyu.edu>
Sun, 22 Mar 2015 15:09:04 +0000 (11:09 -0400)
* working:
  change env implementations to assoc list


Trivial merge