invoice-en.slim in polish_invoicer-0.0.13

- old
+ new

@@ -36,10 +36,10 @@
           - buyer.each do |line|
             = line
             br
           - if buyer_nip
             = "VAT no: #{buyer_nip}"
-          - if recipient
+          - if recipient.any?
             h4 Odbiorca
             h6.small
               em Recipient
             - recipient.each do |line|
               = line