Basic onboading flow (#24)

* removed unused file

* [WIP] Created onboarding form

* Finished basic onboarding flow; added tests

* Improved onboarding language

lib/pinchflat/media.ex

@@ -100,6 +100,7 @@ defmodule Pinchflat.Media do
       field -> List.wrap(mapped_struct[field])
     end)
     |> List.flatten()
+    |> Enum.filter(&is_binary/1)
   end
 
   @doc """

lib/pinchflat/profiles/media_profile.ex

@@ -29,7 +29,7 @@ defmodule Pinchflat.Profiles.MediaProfile do
   schema "media_profiles" do
     field :name, :string
 
-    field :output_path_template, :string, default: "/{{ uploader }}/{{ title }}.{{ ext }}"
+    field :output_path_template, :string, default: "/{{ uploader }}/{{ title }}/{{ title }}-{{ id }}.{{ ext }}"
 
     field :download_subs, :boolean, default: true
     field :download_auto_subs, :boolean, default: true