Make "via Foodsoft" in mail From-header translateable

app/mailers/mailer.rb

@@ -81,7 +81,7 @@ class Mailer < ActionMailer::Base
 
     if args[:from].is_a? User
       args[:reply_to] = args[:from] unless args[:reply_to]
-      args[:from] = "#{show_user args[:from]} via #{I18n.t('layouts.foodsoft')} <#{FoodsoftConfig[:email_sender]}>"
+      args[:from] = "#{I18n.t('mailer.from_via_foodsoft', name: show_user(args[:from]))} <#{FoodsoftConfig[:email_sender]}>"
     end
 
     [:bcc, :cc, :reply_to, :sender, :to].each do |k|

config/locales/de.yml

@@ -1176,6 +1176,7 @@ de:
     feedback:
       header: "%{user} schrieb am %{date}:"
       subject: Feedback zur Foodsoft
+    from_via_foodsoft: "%{name} via Foodsoft"
     invite:
       subject: Einladung in die Foodcoop
       text: |

config/locales/en.yml

@@ -1178,6 +1178,7 @@ en:
     feedback:
       header: "%{user} wrote at %{date}:"
       subject: Feedback for Foodsoft
+    from_via_foodsoft: "%{name} via Foodsoft"
     invite:
       subject: Invitation to the Foodcoop
       text: |

config/locales/fr.yml

@@ -1187,6 +1187,7 @@ fr:
     feedback:
       header: 'Le %{date}, %{user} a écrit:'
       subject: Feedback pour Foodsoft
+    from_via_foodsoft: "%{name} via Foodsoft"
     invite:
       subject: Invitation à participer à une Bouffecoop
       text: |-

config/locales/nl.yml

@@ -1170,6 +1170,7 @@ nl:
     feedback:
       header: "%{user} schreef op %{date}:"
       subject: Feedback voor Foodsoft
+    from_via_foodsoft: "%{name} via Foodsoft"
     invite:
       subject: Uitnodiging voor de foodcoop
       text: |-