Diagnostic messages do not include banner/time #60
Description
The 4th line below should include the xUnit.net banner along with runtime:
------ Run test started ------
[xUnit.net 00:00:00.1131667] Discovery starting: OutputExample (name display = ClassAndMethod)
[xUnit.net 00:00:00.1600619] Discovery finished: OutputExample (1 tests)
[xUnit.net 00:00:00.1739819] Execution starting: OutputExample (method display = ClassAndMethod, parallel test collections = True, max threads = 8)
OutputExample: Ordered 1 test cases
[xUnit.net 00:00:00.1739819] Execution finished: OutputExample
========== Run test finished: 1 run (0:00:00.4369286) ==========
Once fixed, update http://xunit.github.io/docs/capturing-output.html