RFR: 8365: Jolokia - Additional support for security mechanisms related to SSL / authentication, discovery restrictions [v4]

[Martin Skarsaune]

> Note: The majority of the work in this PR is to make it work well with RMI connections. For Jolokia however, it should work out of the box as setting the env var will force https.

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

  JMC-8365: Review fixes: whitespace correction and better naming

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Changes:
  - all: https://git.openjdk.org/jmc/pull/665/files
  - new: https://git.openjdk.org/jmc/pull/665/files/161f0d33..af937021

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jmc&pr=665&range=03
 - incr: https://webrevs.openjdk.org/?repo=jmc&pr=665&range=02-03

  Stats: 3 lines in 1 file changed: 0 ins; 1 del; 2 mod
  Patch: https://git.openjdk.org/jmc/pull/665.diff
  Fetch: git fetch https://git.openjdk.org/jmc.git pull/665/head:pull/665

PR: https://git.openjdk.org/jmc/pull/665