tree 9ebb5510273b35e5fc1d5a310709d8104dc17e76
parent aeb3f0d093b700d713e3573bfbc2d19f8a6233a2
author Joan Touzet <wohali@apache.org> 1576191568 -0800
committer Joan Touzet <wohali@apache.org> 1576191796 -0800

Update Erlang version, add optional kerl-based install

`ERLANGVERSION=all` will build all 3 versions of Erlang defined
in the dockerfile. Currently only supported by the debian-buster
target (we only need 1 for CI work).