Update credo dependency to fix warning#91

Merged

nelsonic merged 9 commits intodwyl:masterfrom theodowling:master

Oct 5, 2019

+38-29

Commits on Oct 3, 2019

Update credo dependency to fix warning
theodowling
committed
Update Travis config to run with compatible version of Elixir for Credo issues
theodowling
committed

Commits on Oct 4, 2019