* Update wizlights.h
adds new features and options for wizlights usermod
* Update wizlights.h
Change how IPs are numbered.
Non-programmers incorrectly start counting at 1
* Update wizlights.h
updated default cold white enhanced white setting to a lower value.
* Update wizlights.h
added logic for connection check before UDP sending.
Seems more important for ESP32
* Update readme.md