Update the latest branch (#9)

* combine test coverage report (apache#2643)

* Optimize ut for serialization model. (apache#2632)

* 1. Integrate the unit test of the serialization module, code reuse.
2. Remove redundant unit tests and pojo classes.
3. Remove the useless pojo class in the common module.

* fix ci fail

* fix ci fail

* fix ci fail

* fix ci fail

* remove author info

* prototype for issue2570 (apache#2640)

* apache#2570: dubbo all in one fail to start from a tomcat server when spring framework is absent

* add comments and fix unit test

* add license header

* update comments in unit tests

* [Dubbo -fix annotation bug] Fix @reference bug (apache#2649)

It's fine.

* Merge pull request apache#2656, make sure serialization exception sends back to consumer to preventing endless waiting.

Fixes apache#1903: Our customized serialization id exceeds the maximum limit, now it cannot work on 2.6.2 anymore.

*     apache#1903: supplemental change (apache#2666)

* Optimize the doSelect method of RandomLoadBalance to reduce the times of invoke of the getWeight method of the AbstractLoadBalance (apache#2597)

* 解决与quartz集成报错问题 (apache#2677)

quartz初始化的Bean没有beanName，beanName=null，走这段代码的时候报空指针了。
org.springframework.boot.autoconfigure.quartz.AutowireCapableBeanJobFactory类的createJobInstance方法中使用this.beanFactory.initializeBean(jobInstance, null);初始化的Bean，其beanName=null。

* Code format (apache#2662)

* NullPointerException

* code rule

* Merge pull request#2679, consumer throws RpcException when RegistryDirectory notify in high QPS.

Fixes apache#2016

* remove ServiceClassHolder and use the ApplicationModel replacedly (apache#2646)

* [Dubbo] move the classes of model from config to rpc-api for reusing

* remove ServiceClassHolder and use the ApplicationModel replacedly

* [Dubbo] delete the unused imported of ApplicationModel

* Update dubbo-demo-consumer.xml

this commits is no need to commit to remote repo.

* [Dubbo-1983] Support Protobuf Serialization (apache#2618)

* finish support protobuf

* polish

* fix code review

* use the general test for serialization

* Smooth Round Robin selection (apache#2650)

* enhance pull request 2618 (apache#2691)

* enhance pull request 2618

* move spi file into the right directory

* ignore protostuff test case

* make unit test pass, support Time type

* fix useless imports issue

* add license header

* fix typo error in FAQ (apache#2684)

fix typo error in FAQ

* remove author info for RoundRobinLoadBalance (apache#2697)

* fix pom for protostuff serialization (apache#2700)

* Optimize REGISTRIES field in AbstractRegistryFactory. (apache#2703)

* modify ConcurrentHashMap to HashMap.这里REGISTRIES在使用的时候都会先加锁，不存在多线程安全的问题。所以这里建议使用hashmap

* modify ConcurrentHashMap to HashMap.这里REGISTRIES在使用的时候都会先加锁，不存在多线程安全的问题。所以这里建议使用hashmap

* [version 2.7.0]remove the StaticContext class and refactor the code related to Async (apache#2688)

* [Dubbo] move the classes of model from config to rpc-api for reusing

* remove ServiceClassHolder and use the ApplicationModel replacedly

* [Dubbo] delete the unused imported of ApplicationModel

* Update dubbo-demo-consumer.xml

this commits is no need to commit to remote repo.

* remove StaticContext

* remove the unused imported classes of ReferenceConfig

* fix NPE of ConsumerModel

* fix the failed testcase of AbstractClusterInvokerTest

* [Dubbo] #PR2688 to fix the review issues

* Optimize heartbeat and reconnect task. (apache#2658)

* Optimize heartbeat and reconnect task.
1.Use hashedWheelTimer.
2.Distinguish between reconnect and heartbeat.
3.Increase inspection cycle.

* fix ci fail.

* fix ci fail.

* fix ci fail.

* polish the code for pull request 2658: Optimize heartbeat and reconnect task (apache#2709)

* 重构 ServiceBean 的 isDelay 方法，使其更符合语义 (apache#2686)

* Refactor method isDelay of ServiceBean to fix the wrong meaning of the method

* Remove unnecessary method isDelay of ServiceBean

* 【Unit Test】FailbackRegistry Test: recover method (apache#2591)

* FailbackRegistry Test: recover method

* fix the type error, and use CountDownLatch await method to fix the unstable problom

* trigger the travis ci test retry

* trigger the code static check again

* replace ServiceAnnotationBeanPostProcessor log.isInfoEnabled->log.isWarnEnabled (apache#2712)

simplify ExtensionLoader code segment

* [Dubbo-2678][For Master] Add ability to turn off SPI auto injection, special support for Object type.  (apache#2682)

* Add ability to turn off SPI auto injection, special support for generic Object type injection.

* Change Inject to AutoInject since it's main purpose is to turn off auto-injection.

* disable is redundant in DisableInject annotation

* Merge pull request apache#2725, problems of graceful shutdown in 2.6.3 and some recommendation.

* enhance comments (apache#2735)

* code format (apache#2730)

* NullPointerException

* code rule

* code rule

* Close all servers/ports after tests finish (apache#2741)

*  Simplify the code of StringUtils to make it more graceful. (apache#2740)

* Simplify the code of StringUtils to make it more graceful.

* Add Apache license

* Add 'forks' config into xml config (apache#2568)

* Add forks into xml config.

* Add forks into xml config.

* Add forks into xml config.

* fix typo (apache#2747)

* [DUBBO-2489] MockClusterInvoker provides local forced mock，I tested it locally, but it doesn't work (apache#2742)

*     apache#2748: Provider should disable mock configuration (apache#2749)

* Fix the bug that ReferenceBean refers service more than once when debugging. (apache#2754)

note:
please visit http://t.cn/EAhta27 for more detail.

* Close all servers/ports after tests finish (apache#2755)

* add checkstyle rule to check import order (apache#2745)

* Changing URL so tests can run in any order (apache#2760)

* [Dubbo-2353]fix Invalid property 'interfaceName' of bean class [org.apache.dubbo.config.spring.ServiceBean]apache#2353 (apache#2418)

* add getter and setter for ServiceConfig's interfaceName property#2353

* add interfaceName to ignoreAttributeNames and change the unit test

* delete the demo source code and update the unit test

* unchange ServiceConfig

* update unit test

* update unit test

*     apache#2762: [Dubbo - qos-http] stopServer should be invoked ? (apache#2767)

*     apache#2777: heartbeat threads blocks process shutdown (apache#2778)

Fix heartbeat threads blocks process shutdown because its hashed-wheel-timer is non-daemon thread.

* oschina vote (apache#2786)

* fix typo (apache#2791)

Fix typo confilict -> conflict

* improvement on Parameters and CollectionUtils (apache#2790)

Use CollectionUtils.toStringMap to reduce duplicate code in Parameters, and use Java 8 type inference for collections.

* [REFACTOR]:[fix typo] (apache#2804)

fix typos

* [Dubbo-2798]fix apporiate NotWritablePropertyException (apache#2800)

fix apache#2798 .
'propertyname in java donot contain '-' but camel format'.

* [Dubbo-2758] Adding dependency on dubbo-remoting-mina for tests in dubbo-rpc-dubbo (apache#2797)

* Adding dependency on dubbo-remoting-mina so DubboProtocolTest.testDubboProtocolWithMina is no longer flaky

* Changing port number to ensure new server/client created for test

* modify dubbo version to 2.6.5

* fix typo of field (apache#2825)

* [Dubbo-2845] Fix OOM in UT testSelectByWeight (apache#2845) (apache#2846)

Fix OOM Exception generated during UT

* Fix UT failed on windows with FileNetworkerTest (apache#2848)

Fix FileNetworkerTest failure

* Update README.md

remove oschina vote

* fixed typo of variable (apache#2875)

fixed type of variable

* Remove unnessesary code  in RegistryDirectory#doList (apache#2861)

* remove unnessesary code

* remove unused import

* add some ScriptRoute test case (apache#2879)

* add router test case

* correct an error word

* remove the duplicate superclass of TagRouter and ConditionRouter (apache#2885)

Remove the class ConditionRouter and TagRouter implement duplicate superclass Comparable