Allows TSU function to not have to return true when a state was changed

This require usage of allstates' Update/Remove/RemoveAll

WeakAuras/GenericTrigger.lua

@@ -639,9 +639,10 @@ local function RunTriggerFunc(allStates, data, id, triggernum, event, arg1, arg2
       else
         ok, returnValue = xpcall(data.triggerFunc, errorHandler, allStates, event, arg1, arg2, ...);
       end
-      if (ok and returnValue) then
+      if (ok and (returnValue or (returnValue ~= false and allStates.__changed))) then
         updateTriggerState = true;
       end
+      allStates.__changed = nil
       for key, state in pairs(allStates) do
         if (type(state) ~= "table") then
           errorHandler(string.format(L["All States table contains a non table at key: '%s'."], key))

WeakAuras/TSUHelpers.lua

@@ -23,6 +23,7 @@ local remove = function(states, key)
   if state then
     state.show = false
     state.changed = true
+    states.__changed = true
     changed = true
   end
   return changed
@@ -36,6 +37,9 @@ local removeAll = function(states)
     state.changed = true
     changed = true
   end
+  if changed then
+    states.__changed = true
+  end
   return changed
 end
 
@@ -65,6 +69,7 @@ local update = function(states, key, newState)
     changed = recurseUpdate(state, newState)
     if changed then
       state.changed = true
+      states.__changed = true
     end
   end
   return changed
@@ -74,6 +79,7 @@ end
 local create = function(states, key, newState)
   states[key] = newState
   states[key].changed = true
+  states.__changed = true
   fixMissingFields(states[key])
   return true
 end