mimics destroyed correctly in the map editor

complex.cpp

@@ -1229,7 +1229,7 @@ EX namespace mirror {
       c->wall == waMirrorWall || c->wall == waPetrifiedBridge;
     }
 
-  void destroyKilled() {
+  EX void destroyKilled() {
     int j = 0;
     for(int i=0; i<isize(mirrors); i++)
       if(mirrors[i].second.at->monst == moMimic)

mapeditor.cpp

@@ -1349,6 +1349,8 @@ EX namespace mapeditor {
         if(isDie(c->monst)) {
           if(!dice::generate_random(c)) c->monst = moNone;
           }
+
+        mirror::destroyKilled();
         break;
         }
       case 1: {