Release v15.1.0 · facebook/reactReact Ensure we're using the latest object-assign, which has protection against a non-spec-compliant native Object.assign. (@zpao in #6681) Add a new warning to communicate that props objects passed to createElement must be plain objects. (@richardscarrott in #6134) Fix a batching bug resulting in some lifecycle methods incorrectly being called multiple times. (@spicyj in #6650) React DOM Fix regr
