implement joining table

app/views/user/join_occupied_table.html.slim

@@ -0,0 +1,7 @@
+.page-header
+  h4= t('user.join_occupied_table.title')
+.form-actions
+  = link_to t('user.join_occupied_table.show_the_products'), user_list_products_for_table_path(table_id: @table.id), class: [:btn, 'btn-primary']
+  '
+  button.btn.btn-warning{onClick="Quser.join_occupied_table('#{@table.id}')"} = t('user.join_occupied_table.join_this_table')
+#join-occupied-table-progress-container

app/views/user/list_products.html.slim

@@ -18,7 +18,7 @@ table#active-order-table.table.table-striped.hide
       td colspan=2
         button class="btn btn-primary" onClick="Quser.handle_active_list(function(){Quser.order_selected_products()})" Bestellen
         | 
-        button class="btn btn btn-warning" onClick="Qrammer.clear_active_list()" Clear
+        button class="btn btn btn-warning" onClick="Quser.clear_selected_products()" Clear
       td.currency
         strong#active-order-total
       td

app/views/user/list_products_for_table.html.slim

@@ -16,7 +16,7 @@ table#active-order-table.table.table-striped.hide
       td colspan=2
         button class="btn btn-primary" onClick="Quser.order_selected_products({table_id: '#{@table.id}'})" Bestellen
         | 
-        button class="btn btn btn-warning" onClick="Qrammer.clear_active_list()" Clear
+        button class="btn btn btn-warning" onClick="Quser.clear_selected_products()" Clear
       td.currency
         strong#active-order-total
       td