Improved support for deviations

This is a pretty big pull-request.  It incorporates a lot of work covering different areas (sorry, things weren't supposed to get this big).  The trace tree rendering still needs to be fixed, but some deviation details are working.

* Fixed bootstrap wiring for analyzer actors
* Added tests to test console actor behavior
    * Including JSON output
* Added fake proxy for probe support
* Trace generators
* Updated deviation JSON render
* More comprehensive testing of result structures
* Enabled links to deviation details.
* Got Dead Letters header working
* The basics for deviation details working