Bump transformime to 2.1.0
Bump transformime to 2.1.0

They now support script execution inside of HTML mimetypes in
the Jupyter global scope way.

jupyter/jupyter-js-output-area,jasongrout/jupyter-js-output-area,jasongrout/jupyter-js-output-area,blink1073/jupyter-js-output-area,blink1073/jupyter-js-output-area,jupyter/jupyter-js-output-area,jupyter/jupyter-js-output-area,jupyter/jupyter-js-output-area