Add control by KNX for all Tasmota Outputs
Before this commit, only Relays were able to be controlled by KNX. Now all Outputs can be controlled using KNX.
5.12.0m
* Remove sonoff-xxl
* Add sonoff-classic, sonoff-allsensors and sonoff-knx
* Add some coloring to important web buttons
* Add user selectable defines for Sunrise/set Dawn option (#2378)
* Add GPIO_User to GPIO02 for all Sonoff T1 (#2524)