* Add pulsar apm plugin.
* Fix check style
* Fix pulsar consumer component define.
* Add pulsar to component-libraries.yml
* Fix error interceptor class.
* Add pulsar to agent support list.
* Add Pulsar to ComponentsDefine and component-libraries.yml
* Move create entry span log of consumer from after method to before method
* Fix send callback issue when exception cause.
* Fix test issues
* Move pulsar plugin to optional plugins
* Add none messages tests for interceptor of producer and consumer.
* Remove unused comments.
* Move pulsar plugin back to the apm-sdk-plugin
* Fix comments
* remove set startTime for entry span(default is set by System.currentTimeMillis)
* Fix comments