remove-position-from-task-form

You'll notice a slight glitch -- the tasks position has been added to the new-task and edit-task forms. We don't want that. We'll fix it by customising the Task form.

In `application.dryml` add:

SHOW_PATCH

app/views/taglibs/application.dryml

@@ -17,3 +17,9 @@
     </append-body:>
   </old-card>
 </extend>
+
+<extend tag="form" for="Task">
+  <old-form merge>
+    <field-list: fields="description, users"/>
+  </old-form>
+</extend>