I noticed an update for libunity-scopes-json-def-desktop. To find out what that is, I ran apt-cache show libunity-scopes-json-def-desktop and saw this, in part:
Why does Lubuntu (and probably Xubuntu) carry this package?
[10:44 AM] ~ $ apt-cache show libunity-scopes-json-def-desktop
Maintainer: Ubuntu Core Developers <firstname.lastname@example.org>
Description-en: binding to get places into the launcher - desktop def file
libunity is a shared library to be able to interact with the launcher
and add places in Unity environment.
This package contains default scopes definition for the destkop.
Task: ubuntu-desktop, ubuntu-usb, edubuntu-desktop, edubuntu-usb, xubuntu-desktop, lubuntu-desktop, ubuntustudio-desktop, ubuntu-gnome-desktop