Type alias ApplyCommandType
ApplyCommandType: "addChild" | "addSibling" | "copy" | "cut" | "down" | "first" | "indent" | "last" | "left" | "moveDown" | "moveUp" | "outdent" | "pageDown" | "pageUp" | "parent" | "paste" | "remove" | "rename" | "right" | "up"