Add explicit comments as suggested in PR review
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springload/react-modal,reactjs/react-modal,springload/react-modal,rackt/react-modal,reactjs/react-modal,diasbruno/react-modal,reactjs/react-modal,bluSCALE4/react-modal,bluSCALE4/react-modal,springload/react-modal,diasbruno/react-modal,bluSCALE4/react-modal,diasbruno/react-modal,rackt/react-modal