Make LibGroupTalents work now, but still requires regressions

Arguments might still shut be shared from the original call for custom auras.
More functions need to be added to prototypes.
Documentation is needed soon.

WeakAuras/BuffTrigger2.lua

@@ -1079,6 +1079,10 @@ local function TriggerInfoApplies(triggerInfo, unit)
     end
   end
 
+  if triggerInfo.hostility and WeakAuras.GetPlayerReaction(unit) ~= triggerInfo.hostility then
+    return false
+  end
+
   if triggerInfo.unit == "group" then
     local isPet = WeakAuras.UnitIsPet(unit)
     if triggerInfo.includePets == "PetsOnly" and not isPet then
@@ -1872,10 +1876,12 @@ end
 
 Private.LibGroupTalentsWrapper.Register(function(unit)
   Private.StartProfileSystem("bufftrigger2")
+
   local deactivatedTriggerInfos = {}
   RecheckActiveForUnitType("group", unit, deactivatedTriggerInfos)
-  RecheckActiveForUnitType("group", unit .. "pet", deactivatedTriggerInfos)
+  RecheckActiveForUnitType("group", WeakAuras.unitToPetUnit[unit], deactivatedTriggerInfos)
   DeactivateScanFuncs(deactivatedTriggerInfos)
+
   Private.StopProfileSystem("bufftrigger2")
 end)
 
@@ -2482,7 +2488,7 @@ function BuffTrigger.Add(data)
       local effectiveIgnoreSelf = (groupTrigger or trigger.unit == "nameplate") and trigger.ignoreSelf
       local effectiveRaidRole = groupTrigger and trigger.useRaidRole and trigger.raid_role or nil
       local effectiveClass = groupTrigger and trigger.useClass and trigger.class
-      local effectiveSpecId = groupTrigger and trigger.useActualSpec and trigger.actualSpec
+      local effectiveSpecId = groupTrigger and trigger.useActualSpec and trigger.actualSpec or nil
       local effectiveIgnoreDead = groupTrigger and trigger.ignoreDead
       local effectiveIgnoreDisconnected = groupTrigger and trigger.ignoreDisconnected
       local effectiveIgnoreInvisible = groupTrigger and trigger.ignoreInvisible