v1.7: Handle null elements in ThreadGroup.enumerate return value

Bug fix: Handle null elements in ThreadGroup.enumerate return value

v1.6: Handle null values in PlaintextTestReporter.formatEnum & Don't setDaemon on live threads.

Handle null values in PlaintextTestReporter.formatEnum.
Bug fix: Don't setDaemon on live threads.

v1.5: Wait longer for thread stop on timeout & report unevaluated test results correctly

Wait longer for thread stop on timeout.  Report now robust to unevalu…

v1.4: Don't show stack if expected Throwable thrown & fix bug in evaluating test case that expected null or throw.

Fixed bug in evaluating test case that expected null or throw.

In one line report format, don't show stack if expected Throwable thrown.

v1.3: Differentiate between daemon and user threads when checking for timeout

BevoTest now differentiates between daemon and user threads when chec…

v1.2: Improve robustness to hang/infinite loops & prettier reporting of nulls

• Improve robustness to hang/infinite loops in code under test.
• Different exception for null item under test vs. regular NPE.
• Don't show stack trace for null item under test in one line report style.

v1.1: Only log the first exception thrown

Discard attempts to log exceptions after an initial exception is logged

v1.0: Initial release

Add JARdescs to project; Comment change