Added an extension setting item that allows you to show or hide the "sf.delete.source.current.file" command in "editor/context" in the salesforcedx-vscode-core package from the context menu.

Added an extension setting item that allows you to show or hide the "sf.delete.source.current.file" command in "editor/context" in the salesforcedx-vscode-core package from the context menu. #6