try procfile as on github site
still messing with the procfile
still messing with the procfile
Revert "still messing with the procfile"

This reverts commit b18ae950acf3208912c3f949242b5ef36d29be48.
upgrade rebar?
how about the mix.exs file?
now I'm just randomly messing with dependencies
after messing around with many things I've at least got this working on nitrous again
always build dependencies until this works