v0.30.0 - slog release

Highlights

• sipgo now uses slog std package which allows any slog implementation outhere
• OnTerminate is exposed for transaction as experimental feature. (Breaking change)
• StatusCode as enum is removed due to no benefit as go has no support for this. In next release equivalent status reason constants may be exposed
• Race condition on transaction by #201

What's Changed

• Update server.go, bug with writing to a channel, but it's function by @Shegl in #193
• fix: duplicate check contact header by @hateeyan in #196
• bring torture test setup by @darkrift in #192

New Contributors

• @Shegl made their first contribution in #193
• @darkrift made their first contribution in #192

Full Changelog: v0.29.0...v0.30.0

Thanks all for contributions and support of this project.