iotlink/iotlink v1.4.0 on GitLab

Fixed uptime calculation on different timezones (again).
Added formatting options for disk size, memory, date, time and date-time formats.
Rewrote service-agent integration to handle unresponsive agents (helps with idle-time/screenshot being unknown).
Handle MQTT Disconnections nicely.
(Internal) Configuration handling rewritten for better future changes support.