finish i18n of article_categories + translation

app/views/article_categories/_form.html.haml

@@ -3,4 +3,4 @@
   = f.input :description
   .form-actions
     = f.submit class: 'btn'
-    = link_to 'oder abbrechen', article_categories_path
+    = link_to t('.or_cancel'), article_categories_path

app/views/article_categories/edit.html.haml

@@ -1,3 +1,3 @@
-- title "Kategorie ändern"
+- title t('.title')
 
-= render 'form'
+= render 'form'

app/views/article_categories/index.html.haml

@@ -1,12 +1,12 @@
-- title "Artikelkategorien"
+- title t('.title')
 
-%p= link_to "Neue Kategorie anlegen", new_article_category_path, class: 'btn btn-primary'
+%p= link_to t('.new'), new_article_category_path, class: 'btn btn-primary'
 
 %table.table.table-striped
   %thead
     %tr
-      %th Name
-      %th Beschreibung
+      %th= t('simple_form.labels.article_category.name')
+      %th= t('simple_form.labels.article_category.description')
       %th
   %tbody
     - @article_categories.each do |article_category|
@@ -14,6 +14,6 @@
         %td= article_category.name
         %td= article_category.description
         %td
-          = link_to "Bearbeiten", edit_article_category_path(article_category), class: 'btn btn-mini'
-          = link_to "Löschen", article_category, :method => :delete, :confirm => 'Are you sure?',
+          = link_to t('ui.edit'), edit_article_category_path(article_category), class: 'btn btn-mini'
+          = link_to t('ui.delete'), article_category, :method => :delete, :confirm => t('.confirm_delete'),
             class: 'btn btn-mini btn-danger'

app/views/article_categories/new.html.haml

@@ -1,3 +1,3 @@
-- title "Neue Kategorie anlegen"
+- title t('.title')
 
-= render 'form'
+= render 'form'