Node.js agent v2.3.0

New features

• The agent will now support the Node 8 await keyword by default.

Improvements

• Added benchmark for performance of function wrapping.
• Added Garbage Collection information to async_hooks benchmark.
• Improved trace-level logging for capturing queries.
• Added cases for omitting the agent with and without async hooks to the async hooks microbenchmark.

Bug fixes

• Pinned version of Mocha to 3.x due to the incompatibility of Mocha v4 and Node v0.10 and v0.12.