Include :logger in extra applications. Bump version to 0.11.1

Author: mickel8

README.md

@@ -18,7 +18,7 @@ The package can be installed by adding `ex_dtls` to your list of dependencies in
 ```elixir
 def deps do
   [
-	{:ex_dtls, "~> 0.11.0"}
+    {:ex_dtls, "~> 0.11.1"}
   ]
 end
 ```

mix.exs

@@ -1,7 +1,7 @@
 defmodule ExDTLS.Mixfile do
   use Mix.Project
 
-  @version "0.11.0"
+  @version "0.11.1"
   @github_url "https://github.com/membraneframework/ex_dtls"
 
   def project do
@@ -29,7 +29,7 @@ defmodule ExDTLS.Mixfile do
 
   def application do
     [
-      extra_applications: []
+      extra_applications: [:logger]
     ]
   end