增加判题中的日志记录，没有测试

judge/judger/logger.py

@@ -0,0 +1,8 @@
+# coding=utf-8
+import logging
+
+logging.basicConfig(level=logging.DEBUG,
+                    format='%(asctime)s [%(threadName)s:%(thread)d] [%(name)s:%(lineno)d] [%(module)s:%(funcName)s] [%(levelname)s]- %(message)s',
+                    filename='log/judge.log')
+
+logger = logging