add instructions in the docs to enable Jupytext extension in Jupyter Lab#304

Merged

mwouts merged 3 commits intomwouts:masterfrom augusto-herrmann:issue-298

Sep 1, 2019

+15-5

Commits on Jul 22, 2019

add instructions in the docs to enable Jupytext extension in Jupyter Lab
Augusto Herrmann
committed

Commits on Jul 23, 2019

move the extension enabling step instructions earlier in the docs
Augusto Herrmann
committed

Commits on Sep 1, 2019

Document the role of the server extension
mwouts
committed