Update eamark and ex_doc to latest versions

Author: David Stendardi

.travis.yml

@@ -1,3 +1,3 @@
 language: elixir
-otp_release:
-  - 17.4
+elixir: 1.4.1
+otp_release: 19.1

mix.exs

@@ -7,7 +7,7 @@ defmodule AWS.CodeGen.Mixfile do
      elixir: "~> 1.0",
      build_embedded: Mix.env == :prod,
      start_permanent: Mix.env == :prod,
-     deps: deps]
+     deps: deps()]
   end
 
   # Configuration for the OTP application
@@ -27,8 +27,8 @@ defmodule AWS.CodeGen.Mixfile do
   #
   # Type `mix help deps` for more examples and options
   defp deps do
-    [{:earmark, "~> 0.1.17", only: :dev},
-     {:ex_doc, "~> 0.7.3", only: :dev},
+    [{:earmark, "~> 1.1", only: :dev},
+     {:ex_doc, "~> 0.15.0", only: :dev},
      {:poison, "~> 1.4.0"}]
   end
 end

mix.lock

@@ -1,3 +1,3 @@
-%{"earmark": {:hex, :earmark, "0.1.17"},
-  "ex_doc": {:hex, :ex_doc, "0.7.3"},
-  "poison": {:hex, :poison, "1.4.0"}}
+%{"earmark": {:hex, :earmark, "1.1.1", "433136b7f2e99cde88b745b3a0cfc3fbc81fe58b918a09b40fce7f00db4d8187", [:mix], []},
+  "ex_doc": {:hex, :ex_doc, "0.15.0", "e73333785eef3488cf9144a6e847d3d647e67d02bd6fdac500687854dd5c599f", [:mix], [{:earmark, "~> 1.1", [hex: :earmark, optional: false]}]},
+  "poison": {:hex, :poison, "1.4.0", "cd5afb9db7f0d19487572fa28185b6d4de647f14235746824e77b3139b79b725", [:mix], []}}