Someone made the npgsql query neater; fix it to still work.
Failing test
Detect self joins during CREATE and ALTER.

Fixes #349
Newline
merge MMcM: Someone made the npgsql query neater; fix it to still work.

Merge pull request #963 from MMcM/akiban-server/pg-npgsql-types-whitespace
https://github.com/FoundationDB/sql-layer/pull/963
Add SHOW statement handling.
Add a YAML test.
Add another one used by some drivers.
Be flexible about case of known configuration names.
merge MMcM: Postgres side of show statement

Merge pull request #965 from MMcM/akiban-server/pg-show-statement
https://github.com/FoundationDB/sql-layer/pull/965
merge nathanlws: Reject self joins

Merge pull request #964 from nathanlws/sql-layer/reject-self-join
https://github.com/FoundationDB/sql-layer/pull/964
Remove long since unused DisplayFilter
Import cleanup
Adjust exception for clarity.

Fixes #678
merge nathanlws: Remove unused RowDataDisplayFilter

Merge pull request #966 from nathanlws/sql-layer/no-display-filter
https://github.com/FoundationDB/sql-layer/pull/966
Must not use URL directly.

Fixes #730
merge nathanlws: Adjust exception for clarity.

Merge pull request #967 from nathanlws/sql-layer/assert-during-merge-index
https://github.com/FoundationDB/sql-layer/pull/967
merge nathanlws: Must not use URL directly when opening path.

Merge pull request #968 from nathanlws/sql-layer/class-finder-to-uri
https://github.com/FoundationDB/sql-layer/pull/968