Identify items in use with classes

Add classes to items that are already in use.

Hide wrapper container instead of nested list if no matches are found

Implement hiding of the wrapper container instead of nested list when no matches are found.

Replay sp-auto-complete fork's changes onto upstream 3.0.0

Replay all existing sp-auto-complete 2.x changes onto updated upstream version 3.0.0

2.3.2

Fix cropping autocomplete when it gets out of viewport. Handle max top offset properly.

2.3.1

Allow to position the autocomplete result list on top if there is no space at the bottom

Configuration to skip showing dropdown on no matches found

Allow to skip showing autocomplete dropdown if no matches are found

2.2.0

• render CTA link as a part of 'No Matches Found' dropdown text
• emit event on 'No Matches Found' CTA link click

2.1.1

https://squarepeghires.atlassian.net/browse/SP-1430