Update documentation regarding IPython
Update documentation regarding IPython

QuLogic/powerline,QuLogic/powerline,EricSB/powerline,S0lll0s/powerline,blindFS/powerline,S0lll0s/powerline,EricSB/powerline,S0lll0s/powerline,QuLogic/powerline,blindFS/powerline,EricSB/powerline,blindFS/powerline