Add pypy2-5.8.0 (#430)
Add pypy2-5.8.0 (#430)


AltSchool/heroku-buildpack-python,edmorley/heroku-buildpack-python,heroku/heroku-buildpack-python,benjaminfox/heroku-buildpack-python-geoip,Scalingo/python-buildpack,joshfriend/heroku-buildpack-python,benjaminfox/heroku-buildpack-python-geoip,heroku/heroku-buildpack-python,benmurden/heroku-buildpack-python-ember,AltSchool/heroku-buildpack-python,ad-m/heroku-buildpack-python,skilljar/heroku-buildpack-python,Scalingo/python-buildpack,ad-m/heroku-buildpack-python,benmurden/heroku-buildpack-python-ember