Fixed issue with transaction events not including correct duration values.
This issue was introduced in v2.0.0, and it has affected web transactions histogram and percentile charts.
Fixed issue with Redis instrumentation causing the agent to crash in some cases.
Previously, the Redis instrumentation would crash the agent when Redis commands were called without a callback and after the transaction has ended.
Fixed issue with the agent crashing on Node v4.0-4.4 and v5.0-5.9.
This issue was caused by incorrect shim for Buffer.from(), and it affected older minor versions of Node v4 and v5.