This documentation is not using the current rendering mechanism and is probably outdated. The extension maintainer should switch to the new system. Details on how to use the rendering mechanism can be found here.
1.8.0 - TYPO3 LTS 6.2 & TYPO3 7¶
* Fixed backend category tree rendering in TYPO3 7 * Updated manual - removed old swx, added new sphinx manual; updated screens & text * Moved language files into Resources/Private/Language * Updated indexer to show available sys-folders containing recurring events; added flashmessages for better reading