6872: Add butterfly/sandwich view to JMC

[thegreystone]

This PR adds a butterfly (aka sandwich) view to JMC, showing all the callers and callees for a selected method.

Also fixes annoying spelling error.

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Progress

• Commit message must refer to an issue
• Change must be properly reviewed (1 review required, with at least 1 Committer)

Issue

• JMC-6872: Add butterfly/sandwich view to JMC (New Feature - P2)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jmc.git pull/693/head:pull/693
$ git checkout pull/693

Update a local copy of the PR:
$ git checkout pull/693
$ git pull https://git.openjdk.org/jmc.git pull/693/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 693

View PR using the GUI difftool:
$ git pr show -t 693

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jmc/pull/693.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

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[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[mlbridge]

Webrevs

• 01: Full - Incremental (0ec1a039)
• 00: Full (6d161439)

[bridgekeeper]

@thegreystone This pull request has been inactive for more than 4 weeks and will be automatically closed if another 4 weeks passes without any activity. To avoid this, simply issue a /touch or /keepalive command to the pull request. Feel free to ask for assistance if you need help with progressing this pull request towards integration!