[KO] Bump up basics/collections to 1.2.1 (#1311)
[KO] Bump up basics/collections to 1.2.1 (#1311)


nscyclone/elixir-school,doomspork/elixir-school,doomspork/elixir-school,nscyclone/elixir-school,doomspork/elixir-school,doomspork/elixir_school,psantos10/elixir-school,psantos10/elixir-school,doomspork/elixir_school,nscyclone/elixir-school,psantos10/elixir-school,doomspork/elixir_school,nscyclone/elixir-school