add page-up and page-down functionality to the autocomplete dropdown
test: changing text of cell resets rendered status
Partial updates of css and visible + simplification of widget_container
changing the text should reset rendered flag
widget simplification continued
widget changes continued
correction
Allow switching kernel from the notebook UI
Change displayed kernel name when our session is started
Style kernel name
Line dropdown up on RHS of kernel name
Store kernelspec in notebook metadata on change
Start kernel according to loaded notebook metadata
Add method to change codemirror mode of all code cells
Set codemirror mode from kernelspecs
Update IPython kernel spec
Remove unused style() function
Use JS events for switching kernelspecs
Deterministic order for kernels in notebook UI
Simplify and uniformise styling of kernel selector

Make the theme coherent with the logout button