Updated the service tests for consistency and clarity.
Updated the JSON tests by changing the encoding of the Request from JSON to XML and it fixed all of the previously noted errors.
Added in the tests to confirm String errors are passed back to the caller when the request is an Array.
Added support for passing String errors back to the caller in the FibonacciResponseArray.
Added support to the FibonacciService to populate the error string when a zero or negative length is requested.
Cleaned up some of the README.md verbiage.
Added in the deployment server selection instructions.