Add .svgz support to the default `.htaccess` file (see #5938)
Do not copy the autologin hash when duplicating members (see #5945)
Set the correct field type for `tl_files.path` in the DB updater (see #5953)
Fix the "indexPage" hook (see #5967)
Call `sendFileToBrowser()` statically in the download elements (see #5987)
Add some missing office file extensions to the configuration (see #6021)
Do not cache the result of `Model::count*()` (see #5973)
Fix the alignment of the versions menu in IE (see #5962)