Improve some texts on account registration and email notification

settings

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

priv/repo/migrations/20201006132530_change_default_notification_pending_participation.exs

@@ -0,0 +1,15 @@
+defmodule Mobilizon.Storage.Repo.Migrations.ChangeDefaultNotificationPendingParticipation do
+  use Ecto.Migration
+
+  def up do
+    alter table(:user_settings) do
+      modify(:notification_pending_participation, :integer, default: 10)
+    end
+  end
+
+  def down do
+    alter table(:user_settings) do
+      modify(:notification_pending_participation, :integer, default: 5)
+    end
+  end
+end