more mid migrations for the code cell
more mid migrations for the code cell

This helps me realize it's time to make our <Pagers />
styled container element.

nteract/nteract,captainsafia/nteract,jdfreder/nteract,nteract/nteract,nteract/composition,captainsafia/nteract,nteract/nteract,nteract/composition,nteract/nteract,jdetle/nteract,jdfreder/nteract,captainsafia/nteract,rgbkrk/nteract,jdfreder/nteract,jdetle/nteract,jdfreder/nteract,jdetle/nteract,nteract/nteract,rgbkrk/nteract,nteract/composition,captainsafia/nteract,rgbkrk/nteract,rgbkrk/nteract,rgbkrk/nteract,jdetle/nteract