Merge branch '8.x-1.x' of git.drupal.org:project/jquery_carousel into 8.x-1.x
* '8.x-1.x' of git.drupal.org:project/jquery_carousel:
Initial port to 8.x-1.x
Issue #2528278 by piyuesh23: JQuery errors
Issue #2575965 by piyuesh23: Interval setting ignored
Setting the selctor default value same as in the case of the field widget.
Quick fix for the jquery carousel views configuration form settings.
Fixes in the code and added the jquery carousel glass css file.