KwPlayer.IsGuildMember

__NOTOC__
Detects if a player is in the guild.
== Parameters ==
=== Arguments ===
:;playerName
::string - The name of the player.
=== Returns ===
:;inguild
::bool - true if in the guild, false if not.
== Example ==
if kwPlayer.IsGuildMember("Example") then
 DEFAULT_CHAT_FRAME:AddMessage("Example is in my guild")
end