* Fix bug stop stopSpan when not createSpan

* Fix bug stop stopSpan when not createSpan

* change the agent log level to millisecond

* Fix bug stop stopSpan when not createSpan

Remove collector.servers and collector.direct_servers, and add collector.backend_service setting. cc @ascrutae

* add activemq-plugin

* fix  update ActiveMQConsumerInstrumentation Enhance another class

* refacor ActiveMQConsumerInstrumentation code

* support both  topic and queue

* clear the code

* add UnitTest add fix bug

* fix obtain url  bug

* Refactor the ActiveMQProducerInstrumentation code

* fix bug

* fix ConstructorInterceptor BUG

* add Licensed

* Update application.yml

Restore configuration

* Restore configuration

* perfect test

* fix

* fix License

* fix  Project Files

* fix import class in instrumentation

* fix test case

* fix java doc

* fix  Trigger CI

* fix ActiveMQConsumerAndProducerConstructorInterceptorTest

* delete unit test

* fix

* fix

* fix  folder directory problem

* Delete ActiveMQConsumerInstrumentation.java

@lemon @ascrutae I change the proto file path for preparing 6.0, but didn't change .net namespace. But I think if you sync the protocol submodule, you still need some changes.

* #1447

Fixed the after method interceptor for the apache http client NPE error when the response is null cause by the doExecute method throw a exception.

* Reorganize incubating and optional docs.

* spring mvc plugin auto add '/' if necessary

* sofa rpc integration

* remove unused class and method,add component defination

* only support after sofa rpc 5.4.0

* set sofarpc componentId be 32

* Add document of component library settings and incuating features abstract. (#1185)

* sofa rpc integration

* Update UI licenses (#1189)

* Update UI licenses for beta version

* Update FAQ doc (#1184)

* update faq doc

* update faq

* update faq

* Update readme for beta release. (#1191)

* New english readme.

* New chinese readme.

* Fix #1186 Webapp read timeout config (#1192)

* Updat ui (#1197)

* Change the intercept point of block call way (#1190)

* Change the buired point of block call way

* Support future way and change the operation name of span

* Update screenshot for new release. (#1209)

* remove unused class and method,add component defination

* only support after sofa rpc 5.4.0

* set sofarpc componentId be 32

* sofa rpc integration

* remove unused class and method,add component defination

* only support after sofa rpc 5.4.0

* set sofarpc componentId be 32

* sofa rpc integration

* remove unused class and method,add component defination

* change parent pom version

* remove unused dependency

* fix #1274

* provides a optional-plugin for tracking ignores enhancement(#1203)

* trace ignore plugin config support override by system.env

* optimize the trace ignore plugin and make normalization of pom

* add AntPathMatcher and an junit test for it

* No longer rely on the spring framework

* add license at file header

* rebuild pom and rewrite README

* rebuild optional-plugins pom

* clean up useless code

* modify junit

* rewrite the ant path match logic

* rename the matcher class

* add the trace ignore plugin introduce doc to incubating features menu.

* modify the README doc.

* remove Chinese in English doc.

* remove superfluous content of EN-doc.

* Update README.md

* provides a optional-plugin for tracking ignores enhancement(#1203)

* trace ignore plugin config support override by system.env

* optimize the trace ignore plugin and make normalization of pom

* add AntPathMatcher and an junit test for it

* No longer rely on the spring framework

* add license at file header

* rebuild pom and rewrite README

* rebuild optional-plugins pom

* clean up useless code

* modify junit

* rewrite the ant path match logic

* rename the matcher class