Use euros instead of dollars

CTOAsYouGo/core/templatetags/currency_filters.py

@@ -5,6 +5,6 @@ register = template.Library()
 @register.filter
 def cents_to_dollars(value):
     try:
-        return "${:.2f}".format(int(value) / 100)
+        return "€ {:.2f}".format(int(value) / 100)
     except (ValueError, TypeError):
         return ''