The group index in the test was too wide for the now more accurate sizing checking.
merge MMcM: The group index in the test was too wide for the now more accurate sizing checking.

Merge pull request #21 from MMcM/sql-layer-client-tools/test-gi-too-wide
https://github.com/FoundationDB/sql-layer-client-tools/pull/21
Add a command line client to write .proto for group to file.
Add a test for that.
merge MMcM: Add fdbsqlprotod client

Merge pull request #22 from MMcM/sql-layer-client-tools/fdbsqlprotod
https://github.com/FoundationDB/sql-layer-client-tools/pull/22