@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.

* #1206

1. Support list data type attribute in streaming data.
2. Support multiple service names in segment duration index.

* Fixed the conflict.

* #1206

Add TODO description to notify linjiaqi.

* #1206

Remove @NotNull

* Add Zipkin receiver

Module class rename to ModuleDefine, Module is the JDK9 class. It is conflict with our Module class. (#1168)

* init test

* update

* agent-grpc-test

* part

* fix based on org.apache.skywalking.apm.agent.core.context.trace.AbstractTracingSpan.logs

* Fix Code Bug

* Add Test

* Fix Text

* add SegmentCounterTest

* Refactor tps to cpm

* Change the implementation for new graphql protocol.

* Add aggregate column named duration in GC metric table.

* getGCTrend query finished.

* Change between seconds to between minutes.

* Provide short database column name.

* Compile successful

* Attribute name change from source to target.

* Provide highPerformanceMode setting for short column name speciality.

* Fixed a bug that persistent timer started multiple times.
Running about 10 minute, the result of collector performance test is above 1w TPS when using MacBook 2017.

Add contains point method instead instance of for decide span listener class type.
Transform minute time bucket just once.

#1032

* Get the MQ server address id from reference.

* Fixed the remote exception bug when running cluster mode collector.
How: Register remote data entity into remote module.

2. Add column named service_name_keyword into service_name elastic search table by the type of keyword.