install:
wget https://raw.github.com/qbbr/debian/master/home/sokolov/scrpts/add-apt-repository
chmod +x add-apt-repository
sudo mv add-apt-repository /usr/sbin/
using:
sudo add-apt-repository ppa:<ppa_name>
wget https://raw.github.com/qbbr/debian/master/home/sokolov/scrpts/add-apt-repository
chmod +x add-apt-repository
sudo mv add-apt-repository /usr/sbin/
sudo add-apt-repository ppa:<ppa_name>