pgmetrics 1.15 released

Hello All,

We're happy to announce the release of v1.15 of pgmetrics. Changes since the v1.14 release include:

* New: support for Pgpool 4.x and above. Read more [here](https://pgmetrics.io/docs/pgpool.html)
* Support for PgBouncer 1.18, 1.19.
* Updated dependencies.
* Performance improvement that drastically reduces the number of queries that pgmetrics makes for databases with large numbers of tables (thanks to Michał Albrycht).
* Various bug fixes.

You can get the latest release from [GitHub](https://github.com/rapidloop/pgmetrics/releases/tag/v1.15.0).

Thanks to all the people who pitched in with bug reports, suggestions and patches! Keep it coming!

## About pgmetrics

pgmetrics is an open-source, zero-dependency, single-binary tool that can collect 350+ metrics from a running PostgreSQL server and display it in easy-to-read text format or export it as JSON and CSV for scripting. It also supports collection from various managed PostgreSQL services (AWS, Azure, GCP) as well as from Citus, PgBouncer, Pgpool and Odyssey.

Learn more at [pgmetrics.io](https://pgmetrics.io/), or see a sample report [here](https://pgmetrics.io/docs/index.html#example).

pgmetrics is an open-source project of [RapidLoop](https://www.rapidloop.com/).

Best,
-Mahadevan