issue #18406: First pass getting delete button positioned right.
issue #18406: Incremental progress on delete support.
issue #18406: Get delete working with dialog box.
issue #18406: Get drill down working on "key"
issue #18406: Fix styling problems.
issue #18406: Point to right source location.
issue #18406: CSS tweak.
issue #18406: Check to see if item is used before showing delete button.
issue #18406: Differentiate between info models and normal ones.
issue #18406: enforce delete privileges
Merge pull request #110 from shackbarth/18406

issue #18406: delete from lists