PUBDEV-8350: Fix H2OTable colTypes in Grid's summary table (#5787)
PUBDEV-8350: Fix H2OTable colTypes in Grid's summary table (#5787)

* PUBDEV-8350: Fix H2OTable colTypes in Grid's summary table

* Add support for long type in grid summary table

* Fix GLM alpha/lambda one value array values
h2oai/h2o-3,h2oai/h2o-3,h2oai/h2o-3,h2oai/h2o-3,h2oai/h2o-3,h2oai/h2o-3,h2oai/h2o-3,h2oai/h2o-3