* Fixed the connection bug of getting message from table. #83

* update version to 2.1.4

* remove `TableNamePrefix` option from `MySqlOptions` to `EFOptions`.  #84

* fixed entityframework rename table name prefix bug.  #84

* fixed sql server scripts bug of create table scheme. #85

* fixed entityframework rename table name prefix bug. #84

* modify error message of logger write

* Fixed bug of the FailedRetryCount does not increase when raised SubscriberNotFoundException. #90

* Fixed thread safety issue about KafkaOptions. #89

* upgrade nuget package