$ sudo apt-get update
$ sudo apt-get install openvanilla-imgeneric 

openvanilla-imgeneric is installed in your system.

Make ensure the openvanilla-imgeneric package were installed using the commands given below,

$ sudo dpkg-query -l | grep openvanilla-imgeneric *

You will get with openvanilla-imgeneric package name, version, architecture and description in a table

openvanilla-imgeneric package basic information: