Add "select all" option to EntityListBuilder

Problem/Motivation

It would be useful for entity lists that use EntityListBuilder if there was a standard option in the UI for selecting all records currently visible.

Proposed resolution

An option exists on the EntityListBuilder display to select all records currently visible.

Remaining tasks

Make the change.
Add test coverage.

User interface changes

Viewing an entity list build with EntityListBuilder has an otion to select all records currently visible.

Introduced terminology

TBD

API changes

TBD

Data model changes

n/a

Release notes snippet

TBD