RFR: 7455: Add support for jolokia JMX service connection [v24]

[Martin Skarsaune]

> Replaces parts of https://github.com/openjdk/jmc/pull/332

Martin Skarsaune has updated the pull request incrementally with one additional commit since the last revision:

  JMC-7455: Exclude one more unsafe attribute

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Changes:
  - all: https://git.openjdk.org/jmc/pull/548/files
  - new: https://git.openjdk.org/jmc/pull/548/files/6099e94b..0a6c9e85

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jmc&pr=548&range=23
 - incr: https://webrevs.openjdk.org/?repo=jmc&pr=548&range=22-23

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jmc/pull/548.diff
  Fetch: git fetch https://git.openjdk.org/jmc.git pull/548/head:pull/548

PR: https://git.openjdk.org/jmc/pull/548