tree ecbd04acfa8e4422d311f0582e9b271e3b47326f
parent 15be76e4ef4c531bdfda32108cfe9b64be5d177b
author Andy Bavier <acb@cs.princeton.edu> 1445609668 -0400
committer Andy Bavier <acb@cs.princeton.edu> 1445609668 -0400

Clarify prereqs