Expand functions a bit in case that's causing problems
Expand functions a bit in case that's causing problems

milos-korenciak/heroku-buildpack-tex,colonyamerican/heroku-buildpack-tex,wccinc/heroku-buildpack-tex,GeorgeNagel/heroku-tex,milos-korenciak/heroku-buildpack-tex,HansKayaert/tex-buildpack-Heroku,Thermondo/heroku-buildpack-tex,gulopine/heroku-buildpack-tex,milos-korenciak/heroku-buildpack-tex,milos-korenciak/heroku-buildpack-tex,mezis/heroku-buildpack-tex,colonyamerican/tex-packages-buildpack,CalebMorris/tex-packages-buildpack,heungju/heroku-buildpack-tex