This commit is a squashed commit containing the below commits from
PR #1266, which introduces a new "Keyboard" widget, which is used to
display information about the user's currently selected keyboard input
language. This new widget has a data refresh interval of 1 second if not
specified by the user.
721d2ef40858373cd26cce27a76b36fb9054a18b55cc2fd889461a73833e781b8d0bd0fa6bf6ff76
