Leader commands:

* !war invite, GuildName, Count, Money // Sends a war invitation.
Example: !war invite, TestGuild, 20, 50

* !war accept, GuildName // Accepts a war invitation.

* !war reject, GuildName // Rejects a war invitation.
* !war cancel, GuildName // Cancels a war invitation.
* !war end, GuildName // Ends the war.