Add PR #544 to release notes.
Add PR #544 to release notes.

PyTables/PyTables,avalentino/PyTables,PyTables/PyTables,avalentino/PyTables,FrancescAlted/PyTables,FrancescAlted/PyTables,FrancescAlted/PyTables,avalentino/PyTables,PyTables/PyTables