Tried to clean up pyutil and remove unused imports.  However, they are called somewhere else.
Tried to clean up pyutil and remove unused imports.  However, they are called somewhere else.

YzPaul3/h2o-3,h2oai/h2o-dev,YzPaul3/h2o-3,mathemage/h2o-3,h2oai/h2o-dev,jangorecki/h2o-3,h2oai/h2o-3,YzPaul3/h2o-3,michalkurka/h2o-3,YzPaul3/h2o-3,spennihana/h2o-3,jangorecki/h2o-3,h2oai/h2o-3,michalkurka/h2o-3,spennihana/h2o-3,michalkurka/h2o-3,h2oai/h2o-dev,h2oai/h2o-3,h2oai/h2o-dev,mathemage/h2o-3,h2oai/h2o-dev,mathemage/h2o-3,jangorecki/h2o-3,jangorecki/h2o-3,spennihana/h2o-3,YzPaul3/h2o-3,michalkurka/h2o-3,h2oai/h2o-dev,spennihana/h2o-3,jangorecki/h2o-3,michalkurka/h2o-3,h2oai/h2o-3,mathemage/h2o-3,h2oai/h2o-3,YzPaul3/h2o-3,michalkurka/h2o-3,spennihana/h2o-3,h2oai/h2o-3,jangorecki/h2o-3,jangorecki/h2o-3,h2oai/h2o-dev,mathemage/h2o-3,spennihana/h2o-3,h2oai/h2o-3,michalkurka/h2o-3,mathemage/h2o-3,h2oai/h2o-3,mathemage/h2o-3,spennihana/h2o-3,YzPaul3/h2o-3