* Codebase for zipkin span persistence.

* Fix missing fields in storage.

* Miss the latency field.

* Finish some tests.

* Fix wrong latency.

* Finish doc and reset application.yml

* Make the description more clear.

* Alarm query and alarm persistence test.

* Fixed the package error.

* Implementation of trace query.

* Implementation of trace query.

* Refactor the collector configuration initialization.

#1047

* 1. Add transaction average duration, business transaction average duration, MQ transaction average duration into all metric entities, DAO define, persistence DAO.
2. Add formula calculate operation.

* Refactor the package name in storage module, make the table define and dao package’s name same as others.

2. Move all data define to storage module

#367

2. make stream module as a collector define module, contains grpc remote service for call remote workers
3. worker framework is ok
4. Collector start ok

1. remote worker use common service, send data object with bytes and data define id, use define id to find the grpc deserialize object.
2. merge the metric data and record data to data object.