Allows a developer to select just the items they are interested in. Options include
all items, no items, versions, open editions, scratch editions and owned
items.
"All Items" will select all of the items that are currently
visible. "None" will clear the current selection.
"Versions" selects all of the items that are versions.
"Open Editions" selects all of the items that are open editions.
"Scratch Editions" selects all of the items that are scratch
editions. "Owned" selects all of the items that are owned by the
current user.
