message: [terminal] InputGenerator: Adds support for Alt+char input sequences.
diff: @@ -304,6 +304,11 @@ bool InputGenerator::generate(char32_t _characterEvent, Modifier _modifier)
  {
  char const chr = static_cast<char>(_characterEvent);
  + // See section "Alt and Meta Keys" in ctlseqs.txt from xterm.
  + if (_modifier.alt())
  + // NB: There are other modes in xterm to send Alt+Key options or even send ESC on Meta key instead.
  + append("\033");
  +
  if (_characterEvent < 32 || (!_modifier.control() && utf8::isASCII(_characterEvent)))
  return append(chr); // raw C0 code
  else if (_modifier == Modifier::Control && _characterEvent == L' ')
  