Fix waiting for final hypothesis in HTTPChunkedRecognize for Tornado 5.0
Fix waiting for final hypothesis in HTTPChunkedRecognize for Tornado 5.0

On Tornado 5.0 the threading module based concurrency solution would end
up in some thread limbo and never return. This solution works on both Tornado
4.0 and 5.0.

alumae/kaldi-gstreamer-server,alumae/kaldi-gstreamer-server,alumae/kaldi-gstreamer-server