Ctrl-J, remove the Ctrl-J from the buffer before interpreting it as
Enter, so that it doesn't erroneously fall through to the edit window
and get interpreted as Justify


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3882 35c25a1d-7b9e-4130-9fde-d3aeb78583b8