i18n cleanup (affects foodcoops#137)

app/views/deliveries/_form.html.haml

@@ -87,11 +87,11 @@
   %table#stock_articles_for_adding.table.table-hover.stupidtable
     %thead
       %tr
-        %th.default-sort{:data => {:sort => 'string'}}= t '.article'
-        %th= t '.price'
-        %th= t '.unit'
-        %th= t '.category'
-        %th= t '.actions'
+        %th.default-sort{:data => {:sort => 'string'}}= Article.model_name.human
+        %th= heading_helper StockArticle, :price
+        %th= heading_helper StockArticle, :unit
+        %th= heading_helper StockArticle, :article_category
+        %th= t 'ui.actions'
     %tfoot
       %tr
         %th{:colspan => 5}
@@ -108,10 +108,10 @@
     %thead
       %tr
         %th.default-sort{:data => {:sort => 'string'}}= t '.article'
-        %th= t '.price'
-        %th= t '.unit'
-        %th= t '.quantity'
-        %th= t '.actions'
+        %th= heading_helper StockArticle, :price
+        %th= heading_helper StockArticle, :unit
+        %th= heading_helper StockChange, :quantity
+        %th= t 'ui.actions'
     %tbody
       = f.simple_fields_for :stock_changes do |stock_change_form|
         = render :partial => 'stock_change_fields', :locals => {:f => stock_change_form}

app/views/deliveries/show.html.haml

@@ -17,10 +17,10 @@
 %table.table.table-striped(style="width:500px")
   %thead
     %tr
-      %th= t '.article'
-      %th= t '.unit'
-      %th.numeric= t '.amount'
-      %th.numeric= t '.price'
+      %th= Article.model_name.human
+      %th= heading_helper StockArticle, :unit
+      %th.numeric= heading_helper StockChange, :quantity
+      %th.numeric= heading_helper Article, :price
       %th.numeric= t '.sum'
   %tbody
     - total_net, total_gross = 0,0