duckdb 0.9.1

What's Changed

• Using duckdb 0.9.1,
• Update readme by @Tmonster in #5
• Change logo to new one by @szarnyasg in #15
• Add link to DuckDB documentation in the README by @szarnyasg in #17
• Update extension documentation on readme by @Tmonster in #18
• fix vendor script by @Tmonster in #20
• Add links and fix nits for extensions by @szarnyasg in #19
• feat: Update vendored code to v0.9.1 by @krlmlr in #26
• chore: Remove unneeded importFrom by @krlmlr in #27
• NEWS by @krlmlr in #28
• feat: Support list of strings for column references in R API by @Tmonster in #14

New Contributors

• @Tmonster made their first contribution in #5
• @szarnyasg made their first contribution in #15
• @krlmlr made their first contribution in #26

Full Changelog: v0.8.1...v0.9.1