* refactor package of org.apache.shardingsphere.encrypt.api.config

* refactor EncryptColumnRuleConfiguration

* update doc

* rename EncryptColumnRuleConfiguration

* rename EncryptStrategyConfiguration

* rename EncryptStrategyConfiguration.encryptStrategies

* rename Encryptor to EncryptAlgorithm

* rename EncryptColumnRuleConfiguration.encryptStrategyName

* rename all encrypts

* add yaml

* add java configuration

* add sharding-shadow example

* add blank line

* fix

* remove import

* fix example pom

* rename sharding-jdbc-example to shardingsphere-jdbc-example

* rename sharding-proxy-example to shardingsphere-proxy-example

* for code style

* fix log

* revise code with sharding-proxy