adds phoenix boilerplate and database api

- message communication added
- database migration added
- initial commit

lib/bump/messages/message.ex

@@ -0,0 +1,20 @@
+defmodule Bump.Messages.Message do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  schema "messages" do
+    field :sender, :string
+    field :data, :string, default: ""
+    field :timestamp, :utc_datetime, default: DateTime.utc_now |> DateTime.truncate(:second)
+
+    timestamps()
+  end
+
+  def changeset(message, params) do
+    message
+    |> cast(params, [:sender, :data, :timestamp])
+  end
+end
+
+
+