- Fix compatibility with Zope 5.3, where a lines property is expected to contain text, instead of bytes. (`109 <https://github.com/zopefoundation/Products.GenericSetup/issues/109>`_)
2.1.3
------------------
- Fix Issue 83 where empty Versions caused an Error [gogobd]
2.1.2
------------------
- Document and fix behavior of methods that open/read/write filesystem files (`107 <https://github.com/zopefoundation/Products.GenericSetup/issues/107>`_)
- Fix snapshot comparisons under Python 3 (`85 <https://github.com/zopefoundation/Products.GenericSetup/issues/85>`_)
2.1.1
------------------
- Enforce access control on setup tool log files and snapshot files and folders. (`101 <https://github.com/zopefoundation/Products.GenericSetup/issues/101>`_)