V4.0.0 | Testers needed

[X] Remove moment dependency on frontend
[X] Remove moment dependency on backend
[X] Remove moment-duration-format
[X] Fix #48 spelling errors
[X] Reorder readme #52
[X] Add missing params on readme #52
[x] Update Auth module with the new Spotify Dashboard #52
[X] Added MMM-HomeKit to readme
[ ] Add examples to let MMM-HomeKit control color
[x] Add MMM-HomeKit to the Auth module
[ ] Change CSS so blobs are based on calcs for % of real module size
[X] Add checks on front/backend for serverside restart/stale #28 #52 #53 ...others
[X] [BREAKING CHANGE] change hideTrackLenghtAndAnimateProgress -> hideTrackLengthAndAnimateProgress
[X] Add notifications for modules that also need to restart
[X] Fix centering on *_center positions
[X] Limit logs on the backend

Fabrizz / MMM-OnSpotify