finished admin/users i18n + dry the admin i18n

app/views/admin/ordergroups/_form.html.haml

@@ -8,4 +8,4 @@
     = f.input :ignore_apple_restriction
   .form-actions
     = f.button :submit
-    = link_to t('.or_cancel'), :back
+    = link_to t('admin.or_cancel'), :back

app/views/admin/ordergroups/_ordergroups.html.haml

@@ -8,7 +8,7 @@
       %th= t '.contact'
       %th= t '.address'
       %th= t '.members'
-      %th= t '.actions'
+      %th= t 'admin.actions'
   %tbody
     - for ordergroup in @ordergroups
       %tr{:class => cycle('even','odd', :name => 'groups')}
@@ -17,6 +17,6 @@
         %td= link_to_gmaps ordergroup.contact_address
         %td= ordergroup.users.size
         %td
-          = link_to t('.edit'), edit_admin_ordergroup_path(ordergroup), class: 'btn btn-mini'
-          = link_to t('.delete'), [:admin, ordergroup], :confirm => t('.confirm', name: ordergroup.name),
+          = link_to t('admin.edit'), edit_admin_ordergroup_path(ordergroup), class: 'btn btn-mini'
+          = link_to t('admin.delete'), [:admin, ordergroup], :confirm => t('admin.confirm', name: ordergroup.name),
             :method => :delete, class: 'btn btn-mini btn-danger'

app/views/admin/ordergroups/index.html.haml

@@ -10,6 +10,6 @@
   = form_tag admin_ordergroups_path, :method => :get, :remote => true,
     'data-submit-onchange' => true, class: 'form-search' do
     = text_field_tag :query, params[:query], class: 'input-medium search-query',
-      placeholder: t('.search_placeholder')
+      placeholder: t('admin.search_placeholder')
 #ordergroups
   = render "ordergroups"