HOW TO RESET UNITY AND COMPIZ IN UBUNTU 14.04, 13.10 OR 13.04

HOW TO RESET UNITY AND COMPIZ IN UBUNTU 14.04, 13.10 OR 13.04
In Ubuntu 14.04, 13.10 and 13.04, Unity (and Compiz) are using Gsettings and because of this,the “unity –reset” command used to reset Unity in previous Ubuntu versions doesn’t work anymore. In case some settings are messed up and you want to reset

Update Debian Source List Installation

First make sure your /etc/apt/sources.list contains the  wheezy-updates repository (this makes sure you always get the newest updates for the ClamAV virus scanner – this project publishes releases very often, and sometimes old versions stop working), and that the contrib and non-free repositories are enabled (some packages