From React v15.2.0, React ROM throw warning for unknown properties on DOM elements.
This fix rename extra properties by prepend "data-" on attribute name.
Thanks for bringing this to my attention! I decided to simply filter out the properties altogether - this is now fixed in 36f9e074879889b9ecd37583f99add3f8cabb6fd
From React v15.2.0, React ROM throw warning for unknown properties on DOM elements. This fix rename extra properties by prepend "data-" on attribute name.
See https://facebook.github.io/react/warnings/unknown-prop.html