./autogen.sh from 28829c2

commit 28829c281821a70bc55c6e330ebedff8931fba8a
Author: Jason Gross <jgross@mit.edu>
Date:   Fri Aug 23 00:12:56 2013 -0400

    Also build without autoreconf

    We don't want the build to fail on a machine without autoreconf.