* feat(agent sdk): resteasy plugin

* fix(agent sdk): fix component define

* fix(agent sdk): fix file license

* fix(agent sdk): fix file license

* docs(agent sdk): add supported list

* fix(agent sdk): fix file license

* fix(agent sdk): fix response error tag

* fix(agent sdk): fix

* fix(agent sdk): adapter 3.5+

* fix(agent sdk): remove unreasonable async handling

* spring cloud gateways plugin

* Avoid webflux plugin generating many endpoints

* Provide plugin for ShardingSphere (#1933)

* Fix #2546

* Rename metric to metrics.

* Fixed test case execute failure issues.

* clean up unnecessary times(1) for test verify

* format code

* fix checkstyle

* fix

* revert status interceptor.

* Add catch clause more details.

* Update SkyWalkingAgent.java

* Support byte[] value for Jedis Plugin

* When the type of key is byte[], only the method name is recorded.

* Move submodule plugin.

* Always auto-submodule

* [maven-release-plugin] prepare release v6.1.0

* [maven-release-plugin] prepare for next development iteration

* Change keys location.

* Fix #2546

* Change the stackdepth type

* Fix bug

* Fix CI failed

Update all "incubator-skywalking" to "skywalking" ,"incubator-servicecomb-java-chassis" to "servicecomb-java-chassis" correctly, and ".gitmodules" will update at #2531 (#2548)

* vertx plugin impl

Modify postgresql-8.x-plugin CreateStatementInterceptor.java statementName from CallableStatement to Statement

- found the unnecessary else block and remove it
- add test cover when AMQP.BasicProperties had null headers or headers Map had null value keys

issue #2450

* Fix npe

* support dubbo 2.7.x

* updated

* rename package

* rename package

* fix UT

* rename class

1. Fixed the warning of 'parent.relativePath' points issue when running the mvn package command. (#2404)

2. Fixed the warning of duplicate declaration of plugin issue when running the mvn package command.
3. Fixed the warning of duplicate declaration of mysql connector jar when running the mvn package command, because of provided scope include test scope.
4. Fixed the warning of expression ${artifactId} is deprecated issue when running the mvn package command.
5. Fixed the warning of expression ${version} is deprecated issue when running the mvn package command.