New features

Added support for pulling by hashtag
https://www.drupal.org/node/2901359

Fixed:
Error: code still attempts to import tweets when errors are returned
https://www.drupal.org/node/2901353

Releasing the first alpha of the Elasticsearch Connector 8.x version.

Include several maintenance fixes and:

New release of the 8.x-2.x branch.

New features and api changes

Converted the MySQL driver to MySQLi for PHP7 compatibility.
More descriptive error messages.

This release is backwards compatible with the previous version and should be an easy and safe drop-in replacement.