Do not allow DeleteTemporaryTimers/Aliases/Triggers delete one that is executing a script

Author: nickgammon

scripting/methods/methods_aliases.cpp

@@ -483,7 +483,7 @@ CAlias * alias_item;
   for (pos = GetAliasMap ().GetStartPosition(); pos; )
     {
     GetAliasMap ().GetNextAssoc (pos, strAliasName, alias_item);
-    if (alias_item->bTemporary)
+    if (alias_item->bTemporary && !alias_item->bExecutingScript)
       {
       delete alias_item;
       GetAliasMap ().RemoveKey (strAliasName);

scripting/methods/methods_timers.cpp

@@ -555,7 +555,7 @@ CTimer * timer_item;
   for (pos = GetTimerMap ().GetStartPosition(); pos; )
     {
     GetTimerMap ().GetNextAssoc (pos, strTimerName, timer_item);
-    if (timer_item->bTemporary)
+    if (timer_item->bTemporary && !timer_item->bExecutingScript)
       {
       delete timer_item;
       GetTimerMap ().RemoveKey (strTimerName);

scripting/methods/methods_triggers.cpp

@@ -545,7 +545,7 @@ CTrigger * trigger_item;
   for (pos = GetTriggerMap ().GetStartPosition(); pos; )
     {
     GetTriggerMap ().GetNextAssoc (pos, strTriggerName, trigger_item);
-    if (trigger_item->bTemporary)
+    if (trigger_item->bTemporary && !trigger_item->bExecutingScript)
       {
       delete trigger_item;
       GetTriggerMap ().RemoveKey (strTriggerName);