Edouard Tisserant [Tue, 10 Mar 2020 13:57:29 +0100] rev 2864
SVGHMI: split page switch into switching subscription and switching elements in the DOM, to ensure that subscriptions have been send before changing DOM, and avoid some flicker.
Edouard Tisserant [Mon, 09 Mar 2020 13:43:34 +0100] rev 2863
SVGHMI: fix wrong updates of HMI variables on each change, especially when not subscribed.