fix elixir 1.4 warnings (#48)

mix.exs

@@ -7,9 +7,9 @@ defmodule Hedwig.Mixfile do
     [app: :hedwig,
      version: @version,
      elixir: "~> 1.2",
-     docs: docs,
-     deps: deps,
-     package: package,
+     docs: docs(),
+     deps: deps(),
+     package: package(),
      name: "Hedwig",
      elixirc_paths: elixirc_paths(Mix.env),
      description: "An adapter-based chat bot framework",
@@ -29,7 +29,7 @@ defmodule Hedwig.Mixfile do
   end
 
   defp docs do
-    [extras: docs_extras,
+    [extras: docs_extras(),
       main: "readme"]
   end
 

mix.lock

@@ -1,15 +1,12 @@
-%{"bunt": {:hex, :bunt, "0.1.5"},
-  "certifi": {:hex, :certifi, "0.4.0"},
-  "credo": {:hex, :credo, "0.3.3"},
-  "earmark": {:hex, :earmark, "0.2.1"},
-  "ex_doc": {:hex, :ex_doc, "0.11.1"},
-  "excoveralls": {:hex, :excoveralls, "0.5.2"},
-  "exjsx": {:hex, :exjsx, "3.2.0"},
-  "gproc": {:hex, :gproc, "0.5.0"},
-  "hackney": {:hex, :hackney, "1.6.0"},
-  "idna": {:hex, :idna, "1.2.0"},
-  "jsx": {:hex, :jsx, "2.6.2"},
-  "metrics": {:hex, :metrics, "1.0.1"},
-  "mimerl": {:hex, :mimerl, "1.0.2"},
-  "ssl_verify_fun": {:hex, :ssl_verify_fun, "1.1.0"},
-  "ssl_verify_hostname": {:hex, :ssl_verify_hostname, "1.0.5"}}
+%{"certifi": {:hex, :certifi, "0.4.0", "a7966efb868b179023618d29a407548f70c52466bf1849b9e8ebd0e34b7ea11f", [:rebar3], []},
+  "earmark": {:hex, :earmark, "0.2.1", "ba6d26ceb16106d069b289df66751734802777a3cbb6787026dd800ffeb850f3", [:mix], []},
+  "ex_doc": {:hex, :ex_doc, "0.12.0", "b774aabfede4af31c0301aece12371cbd25995a21bb3d71d66f5c2fe074c603f", [:mix], [{:earmark, "~> 0.2", [hex: :earmark, optional: false]}]},
+  "excoveralls": {:hex, :excoveralls, "0.5.4", "1a6e116bcf980da8b7fe33140c1d7e61aa0a4e51951cadbfacc420c12d2b9b8f", [:mix], [{:hackney, ">= 0.12.0", [hex: :hackney, optional: false]}, {:exjsx, "~> 3.0", [hex: :exjsx, optional: false]}]},
+  "exjsx": {:hex, :exjsx, "3.2.0", "7136cc739ace295fc74c378f33699e5145bead4fdc1b4799822d0287489136fb", [:mix], [{:jsx, "~> 2.6.2", [hex: :jsx, optional: false]}]},
+  "gproc": {:hex, :gproc, "0.5.0", "2df2d886f8f8a7b81a4b04aa17972b5965bbc5bf0100ea6d8e8ac6a0e7389afe", [:rebar], []},
+  "hackney": {:hex, :hackney, "1.6.0", "8d1e9440c9edf23bf5e5e2fe0c71de03eb265103b72901337394c840eec679ac", [:rebar3], [{:ssl_verify_fun, "1.1.0", [hex: :ssl_verify_fun, optional: false]}, {:mimerl, "1.0.2", [hex: :mimerl, optional: false]}, {:metrics, "1.0.1", [hex: :metrics, optional: false]}, {:idna, "1.2.0", [hex: :idna, optional: false]}, {:certifi, "0.4.0", [hex: :certifi, optional: false]}]},
+  "idna": {:hex, :idna, "1.2.0", "ac62ee99da068f43c50dc69acf700e03a62a348360126260e87f2b54eced86b2", [:rebar3], []},
+  "jsx": {:hex, :jsx, "2.6.2", "213721e058da0587a4bce3cc8a00ff6684ced229c8f9223245c6ff2c88fbaa5a", [:mix, :rebar], []},
+  "metrics": {:hex, :metrics, "1.0.1", "25f094dea2cda98213cecc3aeff09e940299d950904393b2a29d191c346a8486", [:rebar3], []},
+  "mimerl": {:hex, :mimerl, "1.0.2", "993f9b0e084083405ed8252b99460c4f0563e41729ab42d9074fd5e52439be88", [:rebar3], []},
+  "ssl_verify_fun": {:hex, :ssl_verify_fun, "1.1.0", "edee20847c42e379bf91261db474ffbe373f8acb56e9079acb6038d4e0bf414f", [:rebar, :make], []}}