Widget titles can now be specified in the config file via a 'title' key.
Example:
wtf:
mods:
todo:
title: Tada
which can include emoji. No need to force everyone to look at my emoji,
now they can define their own.
This module displaysw which source is providing power (AC or battery)
and for the battery displays the current charge capacity, how long it
will last, and the battery state.
