* Provide inline implement for standard algorithm

* fix

* Use Standard Algorithm

* check style

* add StandardModuloAlgorithm.java

* add implementation

* SPI for complex algorithm

* check style

* change to COMPLEX_TEST

* for issue#5043 add interface delete(key) in CenterRepository

* for issue#5043 implements delete interface for test classes

* for issue#5043 remove empty line

* make key-generator as a spring bean on spring namespace.

* fix checkstyle.

* code refactor for make key-generator as a spring bean.

* add test for GenerateKeyAlgorithmFactoryBean.

* rename ShardingKeyGenerator SPI to KeyGenerateAlgorithm.

* rename method containsKeyGeneratorConfiguration to containsKeyGenerateAlgorithm.
Co-authored-by: Ntaozhi3 <taozhi1@jd.com>

* refactor ShardingStatement & ShardingPreparedStatement

* Use SPI for route

* Use SPI for rewrite

* Use SPI for merge

* for code style

* refactor OrchestrationConfiguration

* move orchestration config to orchestration module

* for code style

* add log for SchemaMetaDataLoader

* add log for ShardingMetaDataLoader

* remove MetaDataLogger

* remove MetaDataLogger

* ignore metadata load log for test

* fix error package for logback

* Refactor orchestration-core

* modify sharding-jdbc-orchestration

* modify sharding-proxy-common

* modify proxy-backend&sharding-spring

* polish a checkstyle for xml

* fix parent pom ref

* polish pom referred orchestration

* modify a classname

* refactor projects

* refactor to extract model and configuration

* modify a spelling

* refactor sharding-jdbc-orchestration&sharding-proxy-common

* refactor sharding-jdbc-orchestration-spring

* upgrade java version from 7 to 8

* upgrade lambda expr for java8

* use java8 Optional instead of guava Optional

* use java8 Optional instead of guava Optional

This reverts commit 88de2f07.

Merger master into orchestration 5.x

* rename new orchestration module.

* add blank line.

* modify unit test for new orchestration.

* rename the name of test config center and test registry center.

* modify sharding-ui-backend module for orchestration.

* modify sharding-ui-backend's dependency.

* use temp package.

* use sharding-orchestration-center dependency for distribution.

* Revert "use sharding-orchestration-center dependency for distribution."

This reverts commit 9300b615

* remove DatabaseTypes.getDatabaseTypes()

* refactor DatabaseTypes.getDatabaseTypeName to getTrunkDatabaseTypeName

* remove useless MariaDBDatabaseType.getJdbcUrlPrefixAlias

* move ConfigurationLogger to config package

* remove useless StringUtil.isLongValue

* move InlineExpressionParser to config package

* remove useless LogicSchema.getDataSourceURLs()

* refactor ConditionValueInOperatorGeneratorTest

* refactor ConditionValueBetweenOperatorGeneratorTest

* refactor ConditionValueCompareOperatorGeneratorTest

* refactor XXXDataSourceMetaDataTest

* for code style

* refactor ShardingCTLHintParserTest

* remove useless test cases

* refactor XXXServerDatabaseType.getDataSourceMetaData()

* replace assertEquals to assertThat

* fix code style

* rename DataSourceMetaData.getSchemaName() to getSchemaName

* change seq of  DataSourceMetaData.getSchema() and getCatalog()

* refactor DataSourceInfo

* for code style