Copy/paste error had sorting wrong.
Use TClass instead of Type.
merge MMcM: AIS to Protobuf

Merge pull request #1008 from MMcM/sql-layer/ais-to-protobuf
https://github.com/FoundationDB/sql-layer/pull/1008
Add repeated field for each child table in parent. Not populated in normal group rows, but special range access could do so straightforwardly.
merge MMcM: Add repeated field for each child table in parent.

Merge pull request #1009 from MMcM/sql-layer/ais-to-protobuf-2
https://github.com/FoundationDB/sql-layer/pull/1009