Edouard Tisserant [Thu, 18 Feb 2021 10:43:10 +0100] rev 3150
SVGHMI: JsonTable removed useless promise since fetch() already does one. Updated generated XSLT.
Edouard Tisserant <edouard.tisserant@gmail.com> [Thu, 18 Feb 2021 05:39:46 +0100] rev 3149
SVGHMI: Optimization for JsonTable : reload JSON only when necessary, and avoid concurrent http requests.