describe how to batch update nodetitles in the README
#321611 add support for batch updating node titles
#327168 backport from 6.x: added the previously missing implementation of hook_node_type() and uninstallation precodure
#344987: fixed the docs to mention that the field is only hidden in the form.
#348860 backported from d6: Also operate during node submit.
#224390 patch by mooffie and me: Make it possible to access $node in PHP code.