Fix budget investments sorting by title

As we cannot order budget investments by any translatable field through
AR queries we are doing the same using ruby Array sort method and doing
array pagination manually with Kaminari 'paginate_array' helper method.

app/models/concerns/globalizable.rb

@@ -17,6 +17,8 @@ module Globalizable
       translation_class.send :acts_as_paranoid, column: :hidden_at
     end
 
+    scope :with_translation, -> { joins("LEFT OUTER JOIN #{translations_table_name} ON #{table_name}.id = #{translations_table_name}.#{reflections["translations"].foreign_key} AND #{translations_table_name}.locale='#{I18n.locale }'") }
+
     private
 
       def searchable_globalized_values