ver-1.0

Fix panic in timescale target with `iot` use case (#233)

* Ensure all tables are created before continuing

When create-metrics-table is false, PostCreateDB does not populate tableCols,
causing incorrect column count in Timescale processor.  Wait for all tables to be created.

Signed-off-by: Arunprasad Rajkumar <ar.arunprasad@gmail.com>

* Ignore `out` directory

Signed-off-by: Arunprasad Rajkumar <ar.arunprasad@gmail.com>

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Signed-off-by: Arunprasad Rajkumar <ar.arunprasad@gmail.com>