alignment.tex
added edits
Merge branch 'master' of https://github.com/vaswani/ACL-symmetrize-paper
Merge branch 'master' of https://github.com/vaswani/ACL-symmetrize-paper
Merge branch 'master' of https://github.com/vaswani/ACL-symmetrize-paper
Merge branch 'master' of https://github.com/vaswani/ACL-symmetrize-paper
some edits from Jon May