RFR: 8292177: InitialSecurityProperty JFR event

[Sean Coffey]

New JFR event to record state of initial security properties.
 
Debug output is also now added for these properties via -Djava.security.debug=properties

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Commit messages:
 - merge with master
 - Correct test bug ids
 - fix up imports
 - Add security debug test logic
 - Add JFR testcase
 - remove mirror event
 - 8292177 initial commit

Changes: https://git.openjdk.org/jdk/pull/10394/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10394&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8292177
  Stats: 200 lines in 11 files changed: 196 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk/pull/10394.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10394/head:pull/10394

PR: https://git.openjdk.org/jdk/pull/10394