Add HTML sanitization library.

mix.exs

@@ -36,6 +36,7 @@ defp deps do
      {:cowboy, "~> 1.0", override: true},
      {:comeonin, "~> 3.0"},
      {:trailing_format_plug, "~> 0.0.5" },
+     {:html_sanitize_ex, "~> 1.0.0"},
      {:mix_test_watch, "~> 0.2", only: :dev}]
   end
 

mix.lock

@@ -8,8 +8,10 @@
   "elixir_make": {:hex, :elixir_make, "0.4.0", "992f38fabe705bb45821a728f20914c554b276838433349d4f2341f7a687cddf", [:mix], []},
   "fs": {:hex, :fs, "2.12.0", "ad631efacc9a5683c8eaa1b274e24fa64a1b8eb30747e9595b93bec7e492e25e", [:rebar3], []},
   "gettext": {:hex, :gettext, "0.13.1", "5e0daf4e7636d771c4c71ad5f3f53ba09a9ae5c250e1ab9c42ba9edccc476263", [:mix], []},
+  "html_sanitize_ex": {:hex, :html_sanitize_ex, "1.0.1", "2572e7122c78ab7e57b613e7c7f5e42bf9b3c25e430e32f23f1413d86db8a0af", [:mix], [{:mochiweb, "~> 2.12.2", [hex: :mochiweb, optional: false]}]},
   "mime": {:hex, :mime, "1.1.0", "01c1d6f4083d8aa5c7b8c246ade95139620ef8effb009edde934e0ec3b28090a", [:mix], []},
   "mix_test_watch": {:hex, :mix_test_watch, "0.3.3", "70859889a8d1d43d1b75d69d87258a301f43209a17787cdb2bd9cab42adf271d", [:mix], [{:fs, "~> 2.12", [hex: :fs, optional: false]}]},
+  "mochiweb": {:hex, :mochiweb, "2.12.2", "80804ad342afa3d7f3524040d4eed66ce74b17a555de454ac85b07c479928e46", [:make, :rebar], []},
   "phoenix": {:hex, :phoenix, "1.3.0-rc.1", "0d04948a4bd24823f101024c07b6a4d35e58f1fd92a465c1bc75dd37acd1041a", [:mix], [{:cowboy, "~> 1.0", [hex: :cowboy, optional: true]}, {:phoenix_pubsub, "~> 1.0", [hex: :phoenix_pubsub, optional: false]}, {:plug, "~> 1.3.2 or ~> 1.4", [hex: :plug, optional: false]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, optional: false]}]},
   "phoenix_ecto": {:hex, :phoenix_ecto, "3.2.3", "450c749876ff1de4a78fdb305a142a76817c77a1cd79aeca29e5fc9a6c630b26", [:mix], [{:ecto, "~> 2.1", [hex: :ecto, optional: false]}, {:phoenix_html, "~> 2.9", [hex: :phoenix_html, optional: true]}, {:plug, "~> 1.0", [hex: :plug, optional: false]}]},
   "phoenix_pubsub": {:hex, :phoenix_pubsub, "1.0.1", "c10ddf6237007c804bf2b8f3c4d5b99009b42eca3a0dfac04ea2d8001186056a", [:mix], []},