v0.9.4

This release enables regression models for time series forecasting. It also fixes bugs in nlp tasks, such as serialization of transformer models and automatic metrics.

What's Changed

• citation file by @sonichi in #364
• Fix several issues for nlp tasks by @sonichi in #380
• serialize TransformerEstimator by @sonichi in #381
• Time series forecasting with sklearn regressors by @int-chaos in #362
• fixing auto metric bug by @liususan091219 in #387

Full Changelog: v0.9.3...v0.9.4