Bug 673 fixed
Because of lag in AutoReg prediction in fit_pipeline_stage indices (and numbers of rows without nan) was different with target. In AutoRegImplementation.predict was added changing values to nan in target the same way as in predicted.
Because of lag in AutoReg prediction in fit_pipeline_stage indices (and numbers of rows without nan) was different with target. In AutoRegImplementation.predict was added changing values to nan in target the same way as in predicted.