v2.6.0

What's Changed

• Bump version to 2.5.17-beta.1 by @kdeyev in #143
• fix: use async_add_external_statistics to prevent negative water usag… by @kdeyev in #144
• Fix/negative statistics issue 30 by @kdeyev in #145
• Fix/negative statistics issue 30 by @kdeyev in #146
• Fix/negative statistics issue 30 by @kdeyev in #147

Full Changelog: v2.5.16...v2.6.0