Update required Elixir version in README
authoreal <eal@waifu.club>
Mon, 5 Feb 2018 22:06:29 +0000 (00:06 +0200)
committereal <eal@waifu.club>
Mon, 5 Feb 2018 22:06:29 +0000 (00:06 +0200)
commitb1edfba3b90daffcf6f1d726899f6f16884d371d
tree14eb7e97172e2c668b289988911adb103d22a870
parent8df0aee8896af6fa647d88a00e466353a2f70742
Update required Elixir version in README

Also remove the erlang packages, they're specified in the Debian guide.
README.md