Support non-default schemas and XRAY functionality

This release includes the following changes, enabling users to access database objects in non-default schemas and Metabase's XRAY functionality:

• MaterializeInc/pgjdbc#10
• #14

Update available type aliases

Necessary to include a forked pgjdbc change that adds additional type aliases supported by Materialize.

Fix initial table scan and metadata collection

v0.0.5

Metabase-Materialize-Driver 0.0.5: Fix initial table scan and metadata

Support getSchemas

Now that Materialize supports schemas and has the necessary Postgres compatibility work, support getSchemas. Related: #13.

Fix Metabase XRAY break

This release contains the pgjdbc changes shown here: MaterializeInc/pgjdbc#7

Update Materialize connection string

Now that Materialize supports databases and schemas as a namespacing mechanism, this release connects to Materialize instances using a default materialize database field.

Materialize Driver with forked pgjdbc

This release generates code that allows Metabase to connect to Materialize using a forked version of pgjdbc.