Genderchanged string 'Lieferant'

* Since s.b. started this already. I changed every string 'Lieferant' to
 'Lieferantin' to give note on female existance in this world :-)

app/views/stock_takings/_stock_article_form.html.haml

@@ -1,7 +1,7 @@
 - remote_form_for stock_article, :url => add_stock_article_stock_takings_path do |form|
   = form.error_messages
   %p
-    Lieferant
+    Lieferantin
     %br/
     = form.select :supplier_id, Supplier.without_deleted(:order => 'name').collect{ |s| [s.name, s.id] }
   %p

app/views/stock_takings/show.html.haml

@@ -11,7 +11,7 @@
 %table.list{:style => "width:30em"}
   %tr
     %th Artikel
-    %th Lieferant
+    %th Lieferantin
     %th Einheit
     %th Menge
   - for stock_change in @stock_taking.stock_changes.all :include => :stock_article