You can uninstall or removes an installed libglobus-ftp-client-dbg package itself from Ubuntu 16.04 LTS (Xenial Xerus) through the terminal,
$ sudo apt-get remove libglobus-ftp-client-dbg
If you would like to remove libglobus-ftp-client-dbg and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove libglobus-ftp-client-dbg
If you use with purge options to libglobus-ftp-client-dbg package all the configuration and dependent packages will be removed.
$ sudo apt-get purge libglobus-ftp-client-dbg
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 libglobus-ftp-client-dbg