entity_reference_uuid 2.0.0-beta1

Beta of the new branch with full D9 compatibility.

Changes since splitting from the 8.x-1.x branch:

• Issue #3221600 by alphawebgroup: Add support for Chosen field widget
• Issue #3217578 by alphawebgroup: Add support for Select2 field widget
• Issue #3214584 by kdebisschop, pwolanin: Pass automated testing in 2.0.x branch
• Issue #3214537: by kdebisschop and pwolanin: Resolve style issues reported by drupal coder and variable analysis
• by Vitaliy Moskvin: 375175b D9 compatibility, 1be7c73 D9 compatibility, a58c4aa D9 compatibility

Changes in common with the 8.x-1.x branch since the 8.x-1.1 release:

• Issue #3179573 by alphawebgroup: Drupal 9 Compatibility
• Issue #3111517 by alphawebgroup: Remove "entity_reference" module dependency, as it's deprecated
• Issue #2996492 by pwolanin: Fix tests failing with Unknown column
• Issue #2998237 by alphawebgroup: Add direct and reverse views relationships for base fields
• Issue #2994507 by alphawebgroup: Get entity ref uuid field displayed with "entity_reference_autocomplete_tags" field widget
• by Vitaliy Moskvin: bb1a7fa minor fix for building reverse relationship
• a140b6a Issue #2932742 by jludwig, alphawebgroup: The tables of the entities referenced by entity reference UUID fields cannot be joined properly using the Entity Query system
• Issue #2993090 by alphawebgroup: Add support for taxonomy term filter by uuid with dropdown options
• Issue #2917103 by pwolanin, alphawebgroup, jludwig: Add support for views relationships