Release 0.17.2

Release Notes

• [Streamlet] Reinforce usage of StreamletNamePrefixes for more type-safety (#2627)
• Add cluster role and environment info to sink context. (#2634)
• Multi node standalone cluster for heron (#2611)
• Add new state-manager-config-file argument for aurora (#2630)
• Fix unit tests (MetricsCacheSinkTest, TMasterSinkTest) (#2629)
• remove problematic link (#2628)
• Fix website asset pipeline + add publish script (#2626)
• Revert "Fix website asset pipeline + add publish script (WIP) (#2624)" (#2625)
• Fix website asset pipeline + add publish script (WIP) (#2624)
• use gtest as a artifact rather than a tarball (#2623)
• use cereal from artifact rather than a tarball (#2622)
• use protobuf artifactory rather than tarball (#2621)
• use gflags as a artifact instead of tar ball (#2620)
• Fix api server create config cluster mode. (#2617)
• generate helm charts (#2619)
• generate docker image and push for development (#2613)
• Refactor heron client main.py (#2607)
• convert git repo for bazel dockers rules to artifiact (#2618)
• Fix bookkeeper statefulset yaml. (#2609)
• make a single heron package for each platform, removed api, tools, cl… (#2608)
• update java API docs (#2604)
• Kubernetes configuration (#2507)
• change version and add index to package (#2603)
• use bazel docker rules (#2545)
• adding Nomad scheduler support for Heron (#2601)
• Add nfs volumes to kubernetes. (#2598)
• Assign pplan helper before doing state activate. (#2599)
• easy install for kubernetes (#2590)
• Add ability for users to allow tuple drops upon backpressure detection (#2593)
• Add null protection in config translation code (#2597)
• imporve print (#2594)
• Use yaml lib to generate override.yaml (#2596)
• [Streamlet] Support abstraction and type safety more (#2589)
• Add config translations for getComponentConfiguration() (#2592)
• [work in progress] fix a bug for deactivated heron-instance during heron update (#2580)
• Standardize builder interfaces and remove Resources class (#2559)
• Fix gcs bookkeeper apiserver yaml. (#2591)
• Reduce the docker image size (#2578)
• Add the ability to mount volumes for topologies in k8s. (#2588)
• Fix for "Marathon scheduler generates json based on "old method"" (#2583)
• [Streamlet] Small refactoring is proposed and UT coverage is extended (#2570)
• Add ConsumerStreamlet name to stageNames Set to avoid duplication (#2574)
• Add batch support for AuroraScheduler to remove containers (#2579)
• Streamlet theoretical documentation (WIP) (#2452)
• Refactor kubernetes scheduler to use statefulsets. (#2560)
• Fix wrong stmgr log (#2577)
• Log when stmgr broadcasts physical plan (#2573)
• add exception handling for metricscache process (#2572)
• Streamlet API cleanup (#2567)