add shortcuts to go to the first or last line of the file from the main
list, make all the equivalent shortcuts elsewhere consistent, and
simplify input parsing in do_help()


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3406 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
4 files changed