You can uninstall or removes an installed libghc-haddock-dev-2.13.1-c51c package itself from Debian 8 (Jessie) through the terminal,
$ sudo apt-get remove libghc-haddock-dev-2.13.1-c51c
If you would like to remove libghc-haddock-dev-2.13.1-c51c and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove libghc-haddock-dev-2.13.1-c51c
If you use with purge options to libghc-haddock-dev-2.13.1-c51c package all the configuration and dependent packages will be removed.
$ sudo apt-get purge libghc-haddock-dev-2.13.1-c51c
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 libghc-haddock-dev-2.13.1-c51c