A plugin to tell you what version of Minecraft a player is on with the latest Spigot Protocol Hack.
This plugin is for the protocol hack only and will not work and has no use in full 1.8.
/pv <player> - Find a players MC version
/pv 1.7 - Show players on 1.7
/pv 1.8 - Show players on 1.8
/pv kick <version> - Kick all players on that version