ensure some form of automatic in connection with upgrade of, forexample, grub

[OwenBrotherwood]

[OwenBrotherwood]

The following packages have been kept back:
  linux-generic linux-headers-generic linux-image-generic snapd
  ubuntu-core-launcher
0 upgraded, 0 newly installed, 0 to remove and 5 not upgraded.

[OwenBrotherwood]

After reboot

Welcome to Ubuntu 16.04.1 LTS (GNU/Linux 4.4.0-31-generic x86_64)

 * Documentation:  https://help.ubuntu.com
 * Management:     https://landscape.canonical.com
 * Support:        https://ubuntu.com/advantage

10 packages can be updated.
7 updates are security updates.


----------------------------------------------------------------
  Ubuntu 16.04.1 LTS                          built 2016-12-10
----------------------------------------------------------------
Last login: Tue Jan 10 22:04:43 2017 from 10.0.2.2
vagrant@vagrant:~$ sudo apt-get update
Get:1 http://security.ubuntu.com/ubuntu xenial-security InRelease [102 kB]
Hit:2 http://us.archive.ubuntu.com/ubuntu xenial InRelease
Get:3 http://us.archive.ubuntu.com/ubuntu xenial-updates InRelease [102 kB]
Get:4 http://us.archive.ubuntu.com/ubuntu xenial-backports InRelease [102 kB]
Fetched 306 kB in 1s (168 kB/s)
Reading package lists... Done
vagrant@vagrant:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
  linux-generic linux-headers-generic linux-image-generic snapd
  ubuntu-core-launcher
0 upgraded, 0 newly installed, 0 to remove and 5 not upgraded.
vagrant@vagrant:~$ ^C
vagrant@vagrant:~$