You can uninstall or removes an installed autodns-dhcp package itself from Ubuntu 16.10 (Yakkety Yak) through the terminal,
$ sudo apt-get remove autodns-dhcp
If you would like to remove autodns-dhcp and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove autodns-dhcp
If you use with purge options to autodns-dhcp package all the configuration and dependent packages will be removed.
$ sudo apt-get purge autodns-dhcp
If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.
$ sudo apt-get purge --auto-remove autodns-dhcp