For eZ Publish 5.0 there is a release announcement on share.ez.no, and there is a known issues page for 5.0.
This is outdated documentation made for eZ Publish Platform 5.2. It is being moved into the eZ Publish 5.x documentation, so please go there for most up-to-date documentation.
For eZ Publish 5.0 there is a release announcement on share.ez.no, and there is a known issues page for 5.0.