Show context menu on right clicking components in the Layers panel

Handled Context menu on Layer items

Added tests.

Since Styling touchups for DropDownContextMenu 📌 Styling touchups for DropDownContextMenu Active is a small change does it make sense to fix this here in this issue only?

Fixed the problem mentioned in Styling touchups for DropDownContextMenu 📌 Styling touchups for DropDownContextMenu Active .

Merged! This is a really nice improvement all round.

Automatically closed - issue fixed for 2 weeks with no activity.