You can uninstall or removes an installed libghc-ofx-dev-0.4.0.2-8f6ea package itself from Debian 8 (Jessie) through the terminal,
$ sudo apt-get remove libghc-ofx-dev-0.4.0.2-8f6ea
If you would like to remove libghc-ofx-dev-0.4.0.2-8f6ea and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove libghc-ofx-dev-0.4.0.2-8f6ea
If you use with purge options to libghc-ofx-dev-0.4.0.2-8f6ea package all the configuration and dependent packages will be removed.
$ sudo apt-get purge libghc-ofx-dev-0.4.0.2-8f6ea
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-ofx-dev-0.4.0.2-8f6ea