Release Notes: Each token is now assigned an input line number, which is displayed in error messages. This provides better information to the user about the location of problems in input files. The token stack is now printed when an error occurs. This provides some idea of the context of the element that is malformed or has malformed content.
Release Notes: Minor fixes were made for compatibility with Ruby 1.8.x.
Release Notes: This release adds options for in-place formatting and backup creation, and a tutorial document.