How to install Unity Tweak tool in Ubuntu 15.04 14.10 14.04 13.04 12.04

1)

Add Repo

#sudo add-apt-repository ppa:freyja-dev/unity-tweak-tool-daily

2)

Update Repo

#ls /etc/apt/sources.list.d

* Find the file freyja-dev-unity-tweak-tool-daily-precise.list

#sudo apt-get update -o Dir::Etc::sourcelist="sources.list.d/freyja-dev-unity-tweak-tool-daily-precise.list" -o Dir::Etc::sourceparts="-" -o APT::Get::List-Cleanup="0"

OR

#sudo apt-get update

3)

Install  unity-tweak-tool

#sudo apt-get install unity-tweak-tool