Add basic structure and configuration for inviter kicker

Modules/Inviter.lua

@@ -25,6 +25,15 @@ function shared.Inviter.Init()
 		end
 	end
 
+	local groupMembers = {}
+	local function CleanGroups()
+	end
+	local function Tick()
+		CleanGroups()
+		C_Timer.NewTimer(Heimdall_Data.config.inviter.cleanupInterval, Tick, 1)
+	end
+	Tick()
+
 	local inviterGroupFrame = CreateFrame("Frame")
 	inviterGroupFrame:RegisterEvent("GROUP_ROSTER_UPDATE")
 	inviterGroupFrame:SetScript("OnEvent", function(self, event, ...)