add ipython as a recommended dependency
add ipython as a recommended dependency

For the ipynb compiler, and the console command (which never actually
told anyone about it…)

This is done via the discussion in #824.

Signed-off-by: Chris “Kwpolska” Warrick <de6f931166e131a07f31c96c765aee08f061d1a5@gmail.com>

masayuko/nikola,x1101/nikola,okin/nikola,andredias/nikola,okin/nikola,pluser/nikola,xuhdev/nikola,immanetize/nikola,yamila-moreno/nikola,berezovskyi/nikola,xuhdev/nikola,gwax/nikola,pluser/nikola,x1101/nikola,jjconti/nikola,yamila-moreno/nikola,TyberiusPrime/nikola,xuhdev/nikola,s2hc-johan/nikola,techdragon/nikola,andredias/nikola,berezovskyi/nikola,Proteus-tech/nikola,JohnTroony/nikola,Proteus-tech/nikola,okin/nikola,knowsuchagency/nikola,atiro/nikola,jjconti/nikola,Proteus-tech/nikola,knowsuchagency/nikola,pluser/nikola,atiro/nikola,knowsuchagency/nikola,masayuko/nikola,atiro/nikola,techdragon/nikola,lucacerone/nikola,schettino72/nikola,okin/nikola,lucacerone/nikola,JohnTroony/nikola,TyberiusPrime/nikola,s2hc-johan/nikola,immanetize/nikola,wcmckee/nikola,s2hc-johan/nikola,schettino72/nikola,wcmckee/nikola,masayuko/nikola,getnikola/nikola,x1101/nikola,jjconti/nikola,andredias/nikola,berezovskyi/nikola,getnikola/nikola,wcmckee/nikola,lucacerone/nikola,yamila-moreno/nikola,JohnTroony/nikola,TyberiusPrime/nikola,xuhdev/nikola,techdragon/nikola,getnikola/nikola,schettino72/nikola,immanetize/nikola,Proteus-tech/nikola,gwax/nikola,getnikola/nikola,gwax/nikola