tree 84b051d30a089d7d79cd1fe9b07f9abe130ca6c5
parent 0dbab698e0fd1a7ab6c97a27fc998e7d93739a85
author stephen <spmallette@gmail.com> 1579191786 -0500
committer stephen <spmallette@gmail.com> 1579289936 -0500

TINKERPOP-2312 Empty keys to group() should group to null