Integrated: 7831: Add new view for hierarchical edge bundling

[Brice Dutheil]

On Tue, 28 Jun 2022 13:18:45 GMT, Brice Dutheil <duke at openjdk.org> wrote:

> Joint effort with @cimi to provide _hierarchical edge_ visualization to JMC.
> 
> ![Hierarchical Edge view](https://user-images.githubusercontent.com/803621/176186654-04f458f5-6f7d-4755-822c-f63e53ccfc31.png)
> 
> Here when the mouse hovers `java.util.concurrent` on the bottom right. One can see the relations with other packages.
> 
> 
> Based on the preliminary work of @cimi here : https://observablehq.com/@cimi/jfr-graph-hierarchical-edge-bundling

This pull request has now been integrated.

Changeset: b9d1f1e6
Author:    Alex Ciminian <alexandru.ciminian at datadoghq.com>
Committer: Marcus Hirt <hirt at openjdk.org>
URL:       https://git.openjdk.org/jmc/commit/b9d1f1e65a5f53489c4bbfa410d2b7cea288ccaa
Stats:     1172 lines in 23 files changed: 1158 ins; 8 del; 6 mod

7831: Add new view for hierarchical edge bundling

Co-authored-by: Alexandru Ciminian <aciminian at openjdk.org>
Co-authored-by: Brice Dutheil <bdutheil at openjdk.org>
Reviewed-by: hirt

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PR: https://git.openjdk.org/jmc/pull/405