Add dev_seeds for milestones with translations

Add one milestone to each investment with translations
for each locale defined in the app.

db/dev_seeds/budgets.rb

@@ -109,3 +109,17 @@ section "Creating Valuation Assignments" do
     Budget::Investment.all.sample.valuators << Valuator.first
   end
 end
+
+section "Creating investment milestones" do
+  Budget::Investment.all.each do |investment|
+    milestone = Budget::Investment::Milestone.new(investment_id: investment.id, publication_date: Date.tomorrow)
+    I18n.available_locales.map do |locale|
+      neutral_locale = locale.to_s.downcase.underscore.to_sym
+      Globalize.with_locale(neutral_locale) do
+        milestone.description = "Description for locale #{locale}"
+        milestone.title = I18n.l(Time.current, format: :datetime)
+        milestone.save!
+      end
+    end
+  end
+end