To setup the PPA, follow these steps:
1. Click to download the Pidgin PPA package.https://launchpad.net/~pidgin-developers/+archive/ppa/+files/pidgin-ppa_0.0.7_all.deb
2. dpkg -i pidgin-ppa_0.0.7_all.deb
3. apt-get update
4.apt-get install pidgin
这个适合于 ubuntu 和 base on ubuntu的发行版本