* adding block now/next data
* add to ui
* add blockNext
* indicate in UI
* fix test
* restore block start at value
* one loop
* stricter null comparison
* test fails
* dev throw if id cant be found
* fix spelling
* revert client stuff
* rename
* add comment
* inti relative mode
* send imediat update on mode change
* add relative to test
* don't persist offset mode
* add test relative and update calc function
* pass data from ssocket
* add dev guard
* spelling and comments
* show relative in offset overview
* remove comments
* refactor: move totalDelay to _rundown
* update clear naming and comments
* remove old testing values