pidgin/purple-plugin-pack

Re-add purple2 compatibility with #if PURPLE_VERSION_CHECK(3,0,0) blocks

Based on previous commits between 2.7.0 and now, this is sorta like reverting
those changes partially.
[Find IP]
type=default
depends=purple
provides=findip
summary=Find the IP of a person in the buddylist
description=%(summary)s This doesn't really work.
authors=Sadrul Habib Chowdhury
introduced=2.2.0