Fixes for 4.5.0

(Issue) using math for dimming enhancement question
Fixes #612 opened 28 days ago by ich777

Server not responding/blank screen enhancement question
Fixes #600 opened on Apr 12 by Dilepa

Allow usage of https for HAL enhancement
Fixes #640 opened 5 days ago by bwssytems

HAL device control not working bug
Fixes #630 opened 13 days ago by bwssytems

Incorrect documentation enhancement question
Fixes #613 opened 28 days ago by benburkhart1

Webhook for Harmony not being saved bug question
Fixes #610 opened 29 days ago by DanfieldNet

Support for Logitech Pop enhancement question
Fixes #623 opened 19 days ago by ahertz