message: Send newline with NumpadEnter
diff: @@ -373,3 +373,4 @@ key_bindings:
  - { key: F10, mods: Command, chars: "\x1b[21;3~" }
  - { key: F11, mods: Command, chars: "\x1b[23;3~" }
  - { key: F12, mods: Command, chars: "\x1b[24;3~" }
  + - { key: NumpadEnter, chars: "\n" }
  