s/parentHeader/parent_header/ from n-riesco/jmp
s/parentHeader/parent_header/ from n-riesco/jmp

nteract/jupyter-display-area,jdfreder/transformime-jupyter-transformers,nteract/transformime-jupyter-transformers,rgbkrk/transformime-jupyter-transformers,willwhitney/transformime-jupyter-transformers,nteract/transformime-jupyter-renderers,nteract/jupyter-display-area