* Rewrite input group component
* Set the feedback to 100% width for input group
* Move from .row to .form-row for tighter layout
* no need for custom feedback here, we're using browser messaging
* add input group to validation examples
* add note about validating multiple
* migration note added
* Refer to utility classes uses. Add Printing section
refer to (not navbar) classes used for newbies
navbars don't print, so add example of a print-only alternative
* typos, add links
typo in {% example %}
add links to component pages
* grammar
* Add a dropdown with divider to the main example
* change id name to stop travis error
I assume id="camelCase" is the standard for id names, rather than the clearly superior id="underscore_words"
* review changes
still like to emphasise the foreign utility classes in the main example
bg-light's name is self explanatory (so its obvious where to look it up), but mr-sm-2's name isn't at first
* review changes
* grammar
* .fixed-top/bottom don't reserve space on the screen
... as they are position:fixed.
better wording welcome
* copyediting
- rewrite utils line and link to the utils pages
- restore the paragraphs to the placement section
- fix formatting and grammar
* 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
