Merge pull request #79 from starschema/greenplum-config

Postgres configurator quick fixes
Merge pull request #80 from starschema/greenplum-config

Fixed lookup query to include tables without source schema.
Merge pull request #81 from starschema/greenplum-config

Fixing status of tables without schema.
Merge pull request #82 from starschema/greenplum-config

Improved logging.
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Fixed view and view comment creation.