$ sudo apt-get update
$ sudo apt-get install omegat-plugin-tokenizer 

omegat-plugin-tokenizer is installed in your system.

Make ensure the omegat-plugin-tokenizer package were installed using the commands given below,

$ sudo dpkg-query -l | grep omegat-plugin-tokenizer *

You will get with omegat-plugin-tokenizer package name, version, architecture and description in a table

omegat-plugin-tokenizer package basic information: