Refactor Cart into checkerboard table

Closes: #173 (closed)

Removes clear all feature from: #233

This one improves focus behavior in the cart, moving cart items and deleting items from the cart.

clive/__private/cli/commands/abc/beekeeper_based_command.py

@@ -5,7 +5,7 @@ import typer
 
 from clive.__private.cli.commands.abc.contextual_cli_command import ContextualCLICommand
 from clive.__private.core.beekeeper import Beekeeper
-from clive.core.url import Url
+from clive.__private.core.url import Url
 
 
 @dataclass(kw_only=True)