Hey there jovyans!
It's much more stable than the previous release, and we'll keep on making that better.
This release couldn't have happened without the following people:
* Safia Abdalla
* Ionică Bizău
* Alexander Booth
* Matthias Bussonnier
* John Detlefs
* Jonathan Frederic
* M. Scott Ford
* Lukas Geiger
* Al Johri
* Kyle Kelley
* Joshua Kornblum
* Randall Koutnik
* Gerald Nash
* Madhumitha Natarajan
* Grant Nestor
* Ryan Palo
* Dominique Peretti
* Min RK
* Peggy Rayzis
* Michael Stewart
* Marc Udoff
* Enrique Vidal
* Carol Willing
There are more notes in the link above. Here's some highlights:
GeoJSON customization
The GeoJSON output type now accepts url_template and layer_options metadata to customize the geojson view. Check out the Notebook:

(#1585, #1579)
Built in Table Viewer
In coordination with Pandas and Frictionless Data, we have a built in table viewer (#1534).

Code Introspection
Get documentation inline by hitting a hot key (cmd-. on macOS) (#1665, #1488)

One Dark Theme
Straight from Atom's default theme, it's one dark theme (#1756).

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