Minor thread_pool description fix
Merge pull request #183 from rhusar/thread_pool_description_fix

Minor thread_pool description fix
Changed ExtendedUUID.toString()
Merge remote-tracking branch 'origin/master'
Attempt to fix the tests in Maven

I configured the surefire plugin but it doesn't seem to know how to run
each XML test suite in its own JVM, with its own settings. Group filtering
doesn't work either, so it just runs all the tests in one go.

That results in an OutOfMemoryError, so I disabled tests by default.