feat(php5): (LRU class) add max_size method and contains method will reorder the list
feat(php5): (LRU class) add max_size method and contains method will reorder the list

tangyouyi1513/openrasp,tangyouyi1513/openrasp,tangyouyi1513/openrasp,tangyouyi1513/openrasp,tangyouyi1513/openrasp,tangyouyi1513/openrasp,tangyouyi1513/openrasp,tangyouyi1513/openrasp