Use stopwatch to time how long a test takes to pass.
'Defining tests' -> 'Composing tests.'
Better publisher comments.
Nodes are now known as components. Ties in more with Composite pattern.
Reporter forwards test duration to formatter.
INLRunner should be used to start runs, to invoke the correct methods on INLReporter.
Reporter writes start/stop runs to report using formatter.
OCUnitFormatter formats a report to include OCUnit-style 'suite started' and 'suite finished.'
Added text formatter.