ubuntu12.04 ppa安装pidgin

sudo apt-get update

sudo apt-get dist-upgrade

sudo add-apt-repository  ppa:pidgin-developers/ppa
按下回车，安装不成功。多试几次

sudo apt-get update

sudo apt-get install pidgin   pidgin-ppa -y

参考：
https://launchpad.net/~pidgin-developers/+archive/ppa/