Add cumulative totals to admin poll recounts list

This commit backports commit AyuntamientoMadrid@90638672 and the changes
that code has been through:

* AyuntamientoMadrid@03371a71 removed daily recounts in the controller
* AyuntamientoMadrid@fe3492a7 removed daily recounts in the view
* AyuntamientoMadrid@aa59d995 replaced FinalRecount with TotalResult
* AyuntamientoMadrid@c40e8d79 replaced TotalResult with Recount

app/controllers/admin/poll/recounts_controller.rb

@@ -6,6 +6,10 @@ class Admin::Poll::RecountsController < Admin::Poll::BaseController
                               includes(:booth, :recounts, :voters).
                               order("poll_booths.name").
                               page(params[:page]).per(50)
+    @all_booths_counts = {
+      final: ::Poll::Recount.select(:total_amount).where(booth_assignment_id: @poll.booth_assignment_ids).sum(:total_amount),
+      system: ::Poll::Voter.where(booth_assignment_id: @poll.booth_assignment_ids).count
+    }
   end
 
   private