fix for 2 memory leaks in dualcon library, quite bad since they leaked on every evaluation.

intern/dualcon/intern/octree.cpp

@@ -106,6 +106,7 @@ Octree::Octree(ModelReader *mr,
 
 Octree::~Octree()
 {
+	delete cubes;
 	freeMemory();
 }
 
@@ -1910,11 +1911,13 @@ int Octree::floodFill(LeafNode *leaf, int st[3], int len, int height, int thresh
 					maxtotal = total;
 				}
 				dc_printf(".\n");
+				delete queue;
 				continue;
 			}
 
 			if (total >= threshold) {
 				dc_printf("Maintained.\n");
+				delete queue;
 				continue;
 			}
 			dc_printf("Less then %d, removing...\n", threshold);
@@ -2001,6 +2004,8 @@ int Octree::floodFill(LeafNode *leaf, int st[3], int len, int height, int thresh
 					}
 				}
 			}
+
+			delete queue;
 		}
 	}