Kernel 4.8- apt -get upgrade

ichery@mctr-GA-970A-UD3:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages were automatically installed and are no longer required:
  linux-headers-4.4.0-51 linux-headers-4.4.0-51-generic
  linux-image-4.4.0-51-generic linux-image-extra-4.4.0-51-generic
  ubuntu-core-launcher
Use 'sudo apt autoremove' to remove them.
The following packages have been kept back:
  linux-generic-hwe-16.04-edge linux-headers-generic-hwe-16.04-edge
  linux-image-generic-hwe-16.04-edge
The following packages will be upgraded:
  initramfs-tools-bin isc-dhcp-client isc-dhcp-common
3 upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
Need to get 338 kB of archives.
After this operation, 1,024 B disk space will be freed.
Do you want to continue? [Y/n] y
Get:1 http://us.archive.ubuntu.com/ubuntu xenial-proposed/main amd64 initramfs-tools-bin amd64 0.122ubuntu8.7 [9,652 B]
Get:2 http://us.archive.ubuntu.com/ubuntu xenial-proposed/main amd64 isc-dhcp-client amd64 4.3.3-5ubuntu12.6 [223 kB]
Get:3 http://us.archive.ubuntu.com/ubuntu xenial-proposed/main amd64 isc-dhcp-common amd64 4.3.3-5ubuntu12.6 [105 kB]
Fetched 338 kB in 0s (728 kB/s)
(Reading database ... 300229 files and directories currently installed.)
Preparing to unpack .../initramfs-tools-bin_0.122ubuntu8.7_amd64.deb ...
Unpacking initramfs-tools-bin (0.122ubuntu8.7) over (0.122ubuntu8.6) ...
Preparing to unpack .../isc-dhcp-client_4.3.3-5ubuntu12.6_amd64.deb ...
Unpacking isc-dhcp-client (4.3.3-5ubuntu12.6) over (4.3.3-5ubuntu12.5) ...
Preparing to unpack .../isc-dhcp-common_4.3.3-5ubuntu12.6_amd64.deb ...
Unpacking isc-dhcp-common (4.3.3-5ubuntu12.6) over (4.3.3-5ubuntu12.5) ...
Processing triggers for man-db (2.7.5-1) ...
Setting up initramfs-tools-bin (0.122ubuntu8.7) ...
Setting up isc-dhcp-client (4.3.3-5ubuntu12.6) ...
Setting up isc-dhcp-common (4.3.3-5ubuntu12.6) ...
ichery@mctr-GA-970A-UD3:~$