Lambda API: v0.1.0, first stable version released

After a lot of testing in a real world application, and with a few minor updates from a pull request, the first "stable" version of Lambda-API is now available. 🤘🏻

Release Notes:

Stable v0.1.0 Release

• Merge pull request #6 from @gloced adding requestContext to REQUEST dd086c1
• Add tests for finally() method c55cc7f
• Add documentation for finally() method, general edits 71a00c1

Full Release Notes: https://github.com/jeremydaly/lambda-api/releases/tag/v0.1.0