v1.6.1.1

What's Changed

• release/v1.6.1.x by @peerless1024 in #252
• fix: CircuitBreakerAPI.Report stat param should not be nil by @peerless1024 in #258
• fix: Go interface trap of underlying value is nil by @peerless1024 in #260

Full Changelog: v1.6.1...v1.6.1.1