[FLINK-13149][Web Frontend] support configuration and update Angular to 8.0 version

[simplejason]

What is the purpose of the change

1. Make Flink UI more configurable for use by other frontend project
2. Update to the latest version for Angular

Brief change log

These changes will not bring break changes and it will also not affect the user interface.

Verifying this change

no
(Please pick either of the following options)

This change is a trivial rework / code cleanup without any test coverage.

(or)

This change is already covered by existing tests, such as (please describe tests).

(or)

This change added tests and can be verified as follows:

(example:)

• Added integration tests for end-to-end deployment with large payloads (100MB)
• Extended integration test for recovery after master (JobManager) failure
• Added test that validates that TaskInfo is transferred only once across recoveries
• Manually verified the change by running a 4 node cluser with 2 JobManagers and 4 TaskManagers, a stateful streaming program, and killing one JobManager and two TaskManagers during the execution, verifying that recovery happens correctly.

Does this pull request potentially affect one of the following parts:

• Dependencies (does it add or upgrade a dependency): (no)
• The public API, i.e., is any changed class annotated with @Public(Evolving): (no)
• The serializers: (no)
• The runtime per-record code paths (performance sensitive): (no)
• Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (no)
• The S3 file system connector: (no)

Documentation

• Does this pull request introduce a new feature? (no)
• If yes, how is the feature documented? (not applicable / docs / JavaDocs / not documented)

[flinkbot]

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Automated Checks

Last check on commit a5367c6 (Wed Oct 16 08:20:18 UTC 2019)

Warnings:

• No documentation files were touched! Remember to keep the Flink docs up to date!
• This pull request references an unassigned Jira ticket. According to the code contribution guide, tickets need to be assigned before starting with the implementation work.

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Review Progress

• ❓ 1. The [description] looks good.
• ❓ 2. There is [consensus] that the contribution should go into to Flink.
• ❓ 3. Needs [attention] from.
• ❓ 4. The change fits into the overall [architecture].
• ❓ 5. Overall code [quality] is good.

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[flinkbot]

CI report for commit 4db20f1: FAILURE Build

[flinkbot]

CI report for commit 1a45d66: FAILURE Build

[vthinkxie]

the sorter style needs to be adjusted in the latest of ng-zorro-antd

  &.small {
    .ant-table {
      font-size: 12px;
    }
    .ant-table-thead > tr > th .ant-table-column-sorter .ant-table-column-sorter-inner-full {
      margin-top: -0.5em;
    }
  }

to the rewrite.less

[flinkbot]

CI report:

• 8e3350d Unknown: FAILURE

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[vthinkxie]

lgtm

[sorahn]

LGTM too. 👍