ignore unhandled meta key sequences and escape sequences, and indicate
it on the statusbar when we get an unhandled shortcut or toggle, as Pico
does


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3554 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
6 files changed