Remove warnings (#41)

* Remove warning for both application and extra application

* Remove warning for using negative step for String.slice

lib/posexional/row.ex

@@ -122,7 +122,7 @@ defmodule Posexional.Row do
         field_content = String.slice(content, 0, FieldSize.size(field))
 
         {list ++ [{FieldName.name(field), FieldRead.read(field, field_content)}],
-         String.slice(content, (FieldSize.size(field) + String.length(separator))..-1)}
+         String.slice(content, (FieldSize.size(field) + String.length(separator))..-1//1)}
       end)
       |> elem(0)
       |> Enum.filter(fn {k, _} -> k not in [:empty_field] end)

mix.exs

@@ -2,7 +2,7 @@ defmodule Posexional.Mixfile do
   use Mix.Project
 
   @source_url "https://github.com/primait/posexional"
-  @version "1.1.0-rc.0"
+  @version "1.1.1"
 
   def project do
     [
@@ -29,7 +29,9 @@ defmodule Posexional.Mixfile do
   defp elixirc_paths(_), do: ["lib"]
 
   def application do
-    [applications: [:logger], extra_applications: [:timex]]
+    [
+      extra_applications: [:logger, :timex]
+    ]
   end
 
   defp package do