ipython_view: Clear text after cursor on Ctrl+K
ipython_view: Clear text after cursor on Ctrl+K

This adds the functionality to clear the text
after the input cursor in the iypthon_view when
pressing Ctrl+K (with either lower- or upper-case 'K'),
as is possible when running a standalone interactive
IPython shell in common terminal emulators.

GNOME/accerciser,GNOME/accerciser