Reset styles to defaults when options are unset

Update npm-publish.yml

Trying to fix npm publish pipeline

Fixed unit-tests of demo-app

Using signals in order to avoid markForCheck()

Trigger the publishing of the latest library version and demo app.

Fixed bug in auto-placement of tooltip

Trigger the publishing of the latest library version and demo app.

Added support for appending tooltip to parent element instead of body

Changed to @angular/build

Updated readme