travis removed for circleci

circle.yml

@@ -0,0 +1,28 @@
+machine:
+  environment:
+    PATH: "$HOME/.asdf/bin:$HOME/.asdf/shims:$PATH"
+    MIX_ENV: test
+
+dependencies:
+  cache_directories:
+    - ~/.asdf
+    - deps
+    - _build
+  pre:
+    - if ! asdf | grep version; then git clone /~https://github.com/asdf-vm/asdf.git ~/.asdf; fi
+    - asdf plugin-add erlang /~https://github.com/asdf-vm/asdf-erlang.git || true
+    - asdf plugin-add elixir /~https://github.com/asdf-vm/asdf-elixir.git || true
+    - echo "erlang 19.0" >> .tool-versions
+    - echo "elixir 1.3.1" >> .tool-versions
+    - asdf install
+    - mix local.hex --force
+    - mix local.rebar --force
+  override:
+    - mix deps.get
+    - mix deps.compile
+    - cd example && mix deps.get
+    - cd example && mix deps.compile
+test:
+  override:
+    - mix test
+    - cd example && mix test

priv/raw_repo/migrations/20160619190936_add_empty.exs

@@ -0,0 +1,6 @@
+defmodule RawRepo.Migrations.Empty do
+  use Ecto.Migration
+
+  def change do
+  end
+end