* Updates docs to match Tooltip type checking
Documentation now matches the types defined in the DefaultType constant in
js/src/tooltip.js
* Revert documentation clarify where true is invalid
* use a trailing slash when possible
* use https when possible
* remove a few redirected links
* consistently use `https://popper.js.org/`
* fix `iconUrl` in nuget files
* change Jekyll Windows guide to the official one
