Fix tests on Windows by setting environment variable internally. Fixes #209.
Improved middleware documentation

- Added default middleware documentation details.
- Added details on how to reconfigure the default middleware.
- Added details on extending default middleware (such as session)
Reflect compression being disabled by default
Merge pull request #272 from sixlettervariables/update-documentation

Improved middleware documentation
Merge pull request #257 from aredridel/fix-tests-on-windows

Fix tests on Windows by setting environment variable internally. Fixes #209.
Merge pull request #1 from krakenjs/master

Catch up to master