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/orders/index.haml

@@ -5,7 +5,7 @@
     - form_tag do
       Neue Bestellung anlegen für
       %select{:onchange => "redirectTo(this)", :style => "font-size: 0.9em;margin-left:1em;"}
-        %option{:selected => 'selected'} Lieferant auswählen...
+        %option{:selected => 'selected'} Lieferantin auswählen...
         = options_for_suppliers_to_select
 %br/
 .left_column{:style => "width:55em"}
@@ -16,7 +16,7 @@
       %table.list
         %thead
           %tr
-            %th Lieferant
+            %th Lieferantin
             %th Ende
             %th Notiz
             %th{:colspan => "2"}