= v2.3 = * Added patches by Robin Schneider. * Parsing of options in config files improved. * Coding style improvements. = v2.2a = * Added support for config files in local, program and user directory as well as in the texmf tree. * Updated documentation and provided it as man page and PDF. * Added support for keys defined by `keyval` and the `xkeyval` packages. * Added -r/-R options to remove existing code environments. * Fixed missing support for starred environments. * Added support for `--help` and `-help` switch. * Added README. * Added support for additional output files. * Disabled new line removal after variables.