The tagfile report generates a file that maps properties to source file locations. This can be used by editors to quickly jump to a certain task or resource definition. Currently only the ctags format is supported that is used by editors like http://www.vim.org|vim.
An optional ID. If you ever want to reference this property, you must specify your own unique ID. If no ID is specified one will be automatically generated. These IDs may become visible in reports, but may change at any time. You may never rely on automatically generated IDs.