Make counter accessible

app/views/shared/_counter.slim

@@ -1,4 +1,7 @@
-#counter.pull-right
+#counter.pull-right aria-hidden="true"
   = t('.supporters')
   - Supporter.counter.to_s.split('').each do |x|
     .counter_char= x
+.sr-only
+  h2 lang='en' Counter
+  = t('.amount_of_supporters', amount: Supporter.counter)

config/locales/de.yml

@@ -39,6 +39,7 @@ de:
   shared:
     counter:
       supporters: "Unterstützer:"
+      amount_of_supporters: Zurzeit haben wir %{amount} Unterstützer.
       
   mongoid:
    attributes:

config/locales/fr.yml

@@ -39,6 +39,7 @@ fr:
   shared:
     counter:
       supporters: "Militant:"
+      amount_of_supporters: Nous avons actuellement %{amount} supporters.
       
   mongoid:
    attributes:

config/locales/it.yml

@@ -39,6 +39,7 @@ it:
   shared:
     counter:
       supporters: "Sostenitore:"
+      amount_of_supporters: Al momento abbiamo %{amount} sostenitori.
       
   mongoid:
    attributes: