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.
[/exec]
type=default
depends=purple
provides=slashexec
summary=/exec a la UNIX IRC CLI
description=A plugin that adds the /exec command line interpreter like most UNIX/Linux IRC clients have. Also included is the ability to execute commands with an exclamation point (!uptime, for instance)