libjs-cocktail software package provides implementation of Backbone mixins, 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 libjs-cocktail
libjs-cocktail is installed in your system.
Make ensure the libjs-cocktail package were installed using the commands given below,
$ sudo dpkg-query -l | grep libjs-cocktail *
You will get with libjs-cocktail package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Web Software |
| Package | libjs-cocktail |
| Version | 0.5.7-3 |
| Description | implementation of Backbone mixins |
| Sub Section | web |