flink-2016-Nov-29

[FLINK-8165] ParameterTool serialization fix
[FLINK-7989][yarn] Do not upload the flink-dist jar twice
[FLINK-7694][flip6] Migrate JobMetricsHandler to new RestServerEndpoint
[hotfix][flip6] Add unit tests JobVertexMetricsHeadersTest
[hotfix][Javadoc] Remove wrong Javadoc from SubtaskMetricsHandler
[FLINK-8143][flip6] Migrate SubtaskMetricsHandler to new RestServerEndpoint
[hotfix][Javadoc] Fix typo in ConversionException
[FLIP-7716][flip6] Migrate JobManagerMetricsHandler to new RestServerEndpoint
[FLINK-7717][flip6] Migrate TaskManagerMetricsHandler to new RestServerEndpoint
[FLINK-8150] [flip6] Add TaskManagerIdPathParameterTest
[FLINK-8150] [flip6] Expose TaskExecutor's ResourceID as TaskExecutor id
[FLINK-7679][build] Upgrade maven enforcer plugin to 3.0.0-M1
[FLINK-8166] Create hadoop-free binary in release scripts
[FLINK-7300] Ignore more exceptions in end-to-end tests
[hotfix] Fail unacknowledged checkpoints before trying to restart the failed tasks