cil software package provides command line issue tracker, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install cil
cil is installed in your system.
Make ensure the cil package were installed using the commands given below,
$ sudo dpkg-query -l | grep cil *
You will get with cil package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Perl |
| Package | cil |
| Version | 0.07.00-10 |
| Description | command line issue tracker |
| Sub Section | Perl |