PUBDEV-3069: h2o.impute() doc formatting fixed so it's exported again and passing R CMD check. JIRA is to catch 'R CMD check' warnings in future on board.
PUBDEV-3069: h2o.impute() doc formatting fixed so it's exported again and passing R CMD check. JIRA is to catch 'R CMD check' warnings in future on board.

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