Handle cases such as /incidents/<ID> which return a single object rather than a collection.
Handle cases such as /incidents/<ID> which return a single object rather
than a collection.

JohnTheodore/pygerduty,excelciordan/pygerduty,dropbox/pygerduty,tmancill/pygerduty,gmjosack/pygerduty,saj/pygerduty,lyft/pygerduty