* Docs: replace twbs/bootstrap-npm-starter by twbs/examples/tree/main/icons-font
* Revamp starter template to use new .icon-link, fix Bootstrap icon and text at top
* Remove extra CSS file
* Change links to twbs/examples
* Fix icon name
* Adjust icon link offset to more reasonable and scaling distance
Co-authored-by: Mark Otto <markdotto@gmail.com>