[ISSUE #2118] Fix AdminBrokerProcessorTest can not pass when machine's hostname contains illegal characters

* fix #1976
System Topic like SCHEDULE_TOPIC_XXXX should not be create or delete by user

* User can not send message to system topic SCHEDULE_TOPIC_XXXX

* the-->The

* fix magic number 18

* move system topic to TopicValidator except TBW102

* move TBW102 and isSystemTopic to TopicValidator

* add test code

* validateTopic --> validatorSystemTopic, validatorBlacklistTopic

* validateTopic --> validatorSystemTopic, validatorBlacklistTopic

* rename some methods

fix(broker):fix bug sending request message using broker 4.7.0 (#1902)

* fix(tools):fix the issue that queryCq command of mqadmin returned incorrect data

* fix(mqadmin):set status code in advance in queryConsumeQueue method

[for 4.6.0] Fix concurrent problem in ProducerManager.getAvaliableChannel; Fix problem that tx check may loss when channel is busy (#1627)

* fix(topicValidator):fix topic max length to 127

* test(topicValidator):modify relate tests

* fix(broker): add the check logic of the server to the topic

* chore(test):add unit test

* chore(validator):polish the code

* chore(test):add ASF license header

* change the way to create newGroupChannelTable

增加非空判断，防止空指针异常,导致循环事务 check,增加test覆盖，修复编码格式
原因，消息太长压缩后重复解压

[#1568] rocketmq need enhance stability when commitlog broken  增加非空判断，防止空指针异常,导致循环事务 check,增加test覆盖，修复编码格式

Revert "[#1568] rocketmq need enhance stability when commitlog broken  增加非空判断，防止空指针异常,导致循环事务 check,增加test覆盖，修复编码格式"

This reverts commit a4f62104

 增加非空判断，防止空指针异常,导致循环事务 check,增加test覆盖，修复编码格式

 增加非空判断，防止空指针异常,导致循环事务 check,增加test覆盖，修复编码格式

 增加非空判断，防止空指针异常,导致循环事务 check,增加test覆盖

 增加非空判断，防止空指针异常,导致循环事务 check

 增加非空判断，防止空指针异常,导致循环事务 check

2. fix properties when store message
3. add IT for transaction
4. correct resonse code when slave down

Half message with unknown status may cause a lots of unnecessary check to half messages which send in 6 seconds before check startTime.

optimization : change SYNC_MASTER flushSlave/flushDisk to pipeline to reduce produce latency and improve throughput