Make NioTcpServer invoke close listener on close().
At XnioWorkerTestCase.cancelAcceptTcpStream, do not enforce steam cancellation, the cancellation request may fail.
Fix typo in BufferPipeInputStreamTestCase.
Temporary commit - test failure investigation
Workaround ClosedSelectorException (Solaris) WIP
Temporarily enable log and direct output of tests to console (for investigating hangs in tests, where output files are not generated).