For those who don’t know this folder yet:
https://bazaar.launchpad.net/~ubuntu-branches/ubuntu/vivid/apparmor/vivid/files/head:/profiles/apparmor.d/
This one includes a profile for pidgin:
https://bazaar.launchpad.net/~ubuntu-branches/ubuntu/vivid/apparmor-profiles-extra/vivid/files/head:/profiles/