$ sudo apt-get remove fragmaster 

Uninstall fragmaster including dependent package

If you would like to remove fragmaster and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove fragmaster 

Use Purging fragmaster

If you use with purge options to fragmaster package all the configuration and dependent packages will be removed.

$ sudo apt-get purge fragmaster 

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 fragmaster 

See Also,