Add volunteer count to All teams and translate

app/views/management/volunteers/index.html.slim

@@ -20,6 +20,7 @@
           = content_tag :li, role: "presentation", class: @filters[:volunteer_team_id].blank? ? 'active' : nil
             = link_to management_conference_volunteers_path(current_conference, filters: @filters.except(:volunteer_team_id))
               = t '.all'
+              span.badge.pull-right = current_conference.volunteers.count
           - current_conference.volunteer_teams.each do |volunteer_team|
             = content_tag :li, role: "presentation", class: @filters[:volunteer_team_id] == volunteer_team.id.to_s ? 'active' : nil
               = link_to management_conference_volunteers_path(current_conference, filters: @filters.merge({volunteer_team_id: volunteer_team.id}))

config/locales/bg.yml

@@ -2,6 +2,7 @@ bg:
   management:
     volunteers:
       index:
+        all: Всички
         profile: Профил
         total: "%{current} от общо %{total}"
     personal_profiles: