2 bugfixes

- Fixed channeling spells not showing up the rank after a spell is queued.
- Memory leak fix in mapreveal.lua

modules/castbar.lua

@@ -145,7 +145,7 @@ pfUI:RegisterModule("castbar", "vanilla", function ()
       
       if not cast and UnitChannelInfo then
         -- scan for channel spells if no cast was found
-        channel, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitChannelInfo(query)
+        channel, nameSubtext, text, texture, startTime, endTime, isTradeSkill = UnitChannelInfo(this.unitstr or this.unitname)
         cast = channel
       end
 

modules/mapreveal.lua

@@ -69,6 +69,8 @@ pfUI:RegisterModule("mapreveal", "vanilla:tbc", function ()
 
   local explores = {}
   local explorecaches = {}
+  local alreadyknown = {}
+  local BASE_WORLDMAP_OVERLAYS = nil
 
   local exploreEnter = function()
     WorldMapTooltip:ClearLines()