Properly specify input labels layout on Lynx.

Use old tests for components.

Provide more tests for choice components.

Add tests for choice elements.

Make sure some elements' children are not selectable.

Define all categories presently implemented.

Define BinaryDataCanvas as own component.

Define categories for Number and Option components.

Start separating trivial components to their own categories outside the
kitchen sink package.

Separate some packages into their own workspace definition for
flexibility.