Get basic REPL functionality going.

Signed-off-by: Austin Seipp <aseipp@pobox.com>
Basic easymenu integration.

Signed-off-by: Austin Seipp <aseipp@pobox.com>
Working comment highlighting.

Signed-off-by: Austin Seipp <aseipp@pobox.com>
Wibbles.

Signed-off-by: Austin Seipp <aseipp@pobox.com>