ogcp: enable modification of client ip

Add 'id' value to the /client/update payload.
Enable modification for the ip input field  in the client update
form.

ogcp/forms/action_forms.py

@@ -126,6 +126,7 @@ class FolderForm(FlaskForm):
 
 class ClientDetailsForm(FlaskForm):
     server = HiddenField()
+    client_id = HiddenField()
     name = StringField(label=_l('Name'),
                        validators=[InputRequired()])
     ip = StringField(label=_l('IP'),

ogcp/views.py

@@ -1343,6 +1343,7 @@ def action_client_update():
             return redirect(url_for("scopes"))
 
         payload = {"ip": form.ip.data,
+                   "id": int(form.client_id.data),
                    "serial_number": form.serial_number.data,
                    "netdriver": "generic",
                    "maintenance": form.maintenance.data,
@@ -1380,8 +1381,8 @@ def action_client_update():
         db_client = r.json()
 
         form.server.data = "{0}:{1}".format(server.ip, server.port)
+        form.client_id.data = db_client['id']
         form.ip.data = db_client['ip']
-        form.ip.render_kw = {'readonly': True}
         form.name.data = db_client['name']
         form.mac.data = prettify_mac(db_client['mac'])
         form.serial_number.data = db_client['serial_number']