Fixing bug of scrolling up on arrow key press.
Fixing bug of scrolling up on arrow key press.

fhinkel/InteractiveShell,fhinkel/tryM2,YueRen/tryM2,fhinkel/InteractiveShell,fhinkel/tryM2,fhinkel/InteractiveShell,antonleykin/InteractiveShell,fhinkel/tryM2,YueRen/tryM2,antonleykin/InteractiveShell,fhinkel/tryM2,antonleykin/InteractiveShell,YueRen/tryM2,fhinkel/InteractiveShell