* Make metric value to long to avoid too big integer issue.

* Update protocol.

* Add a new filter to service number.

* Fix mesh receiver doesn't update heartbeat.

* Fix bug of mesh heartbeat and rest receiver.

* Fix issue: opencensus is included in agent without shade. @tuohai666

* Support maxConcurrentCallsPerConnection and maxMessageSize in grpcServer

* Make percent percent is 1/10000

* Fix test cases.

* Make service instance indicator dispatch based on server side only.

* Set init data right in AlarmMeta.

* Make endpoint query based on server side only.

* H2 storage code skeleton.

* Add batch dao for H2.

* Fix wrong refactor.

* Add codes of other dao. No metric dao, wait for @peng-yongsheng new PR.

* Change license of distribution

* Add topology query in H2.

* Add more daos.

* Add some daos.

* Commit all H2 daos. Wait @peng-yongsheng to submit new IAggregationQueryDAO interface.

* Fix some CIs

* Fix wrong refactor, which causes h2 plugin failure.

* Fix all codes of H2 storage. :) and CI should pass. No test.

* Fix CI and typo

* Fix connection closed.

* Fix register bug

* no message

* Fixed service inventory register bug.

* Fix a compile issue.

* Sync change

* Reset es as default storage.

* Fix rat

* Fix H2 compile issue.

* Fix bugs for H2 storage.

* Fix bug in mesh.

* 1. Fix Thermodynamic query bug
2. Fix service inventory query bug
3. Fix missing traceid in trace query bug

* Fix query bug.

* Submit reverse caused by prev PR.

* Fix duplicate spans.

* Use H2 as default storage implementor.

* Fix bug in topology query.

* Fix CI

* Fix rat

* Fix two query in H2 storage.

* Fix H2 query

* Make release running in H2 mode and develop mode running is ES mode in default

Set span layer into network inventory for distinguish what the network address is. MQ? DB? ... (#1824)

* Make receiver more effective

* Add Istio test case and all source dispatch in

* Refactor mock data

* FIx rat.

* Support call component.

* Fix ThermodynamicIndicator bug.

* Fix test cases.

* Fix missing calculate in db merging.

* Add codes for debug.

* 1. Fixed elasticsearch bulk process not fresh bug. (#1819)

2. Fixed the bug of source register no queue but wait the end for batch tag.

* Remove debug log, and restore TTL timer for real scenarios.

2. Fixed the bug of agent mock register order.
3. Fixed the bug of all heatmap.

2. Make service relation and endpoint relation to record component id.
3. Delete service mapping indicator.
4. Make service inventory to record mapping service id.
5. Refactor global topology query and service topology query.

Fixed some meta query bugs.

* Set instance attributes into return value.

* Delete unused code.

* Delete the client side endpoint relation indicator.
Fixed the endpoint topology bug.

* Fixed package failure bug.

* Support metrics downsampling.

* Fixed a check style error.

* Alarm query and alarm persistence test.

* Fixed the package error.

* Fixed the bug from topology.

* no message

* Avoid null point exception

* Avoid query error by adding initial instance to AlarmTrend

* Fix thermodynamic query

* Implementation of trace query.

* Implementation of trace query.

* Metric query.

* Analysis and query implementation of thermodynamic.

* Finished topology query.

* Fixed the bug of CI failure and startup failure.

* Add generate indicator and dispatcher about service topology but not test.

* Delete call type from service relation.

* Streaming analysis topology test success.

* Fixed the check style error.

* Buffer stream.

* Buffer file reader.

* Buffer library performance test and functional test successfully.

* Fixed the code merge mistake.

* SkyWalking's trace receiver implementation.

* SkyWalking's trace receiver implementation.

* Delete collector module.