Rest-Example: Added line to simplify browsing to the example API.
Driver.Perform: Removed redundant parenthesis.
Introduced rest-wai.
Added new rest example that runs on WAI.
Driver.Wai: Preserve casing in headers.

Workaround for a bug. See #8
Rest-example: Moved Wai example in here.

As a separate executable.
Rest-example: Moved generate Main to own dir.
Rest-Example: Moved src to example-api.