[ChangeLog][QtTest] Added test duration to xml output.
When running tests with xml output a new tag of the form
<duration msecs="123"/> is added to each test function and the test as a
whole.
Change-Id: Ibc4db066b6acf5fac6c578f5e5ca5ce4b5d8ea8e
Reviewed-by: Sergio Ahumada <sahumada@blackberry.com>
Reviewed-by: Jason McDonald <macadder1@gmail.com>
Future-proofing. Since Qt source code is now mandated to be in UTF-8,
it is entirely possible that someone will use non-ASCII in data tags.
Though it would be interesting to see how to access them from the
Windows command-line.
Change-Id: I880fc312432b62143888ff1e1d9abbd54f704601
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>