RFR: 8265248: Implementation Specific Properties: change prefix, plus add existing properties [v6]

[Joe Wang]

> Update module summary, add a few existing properties and features into the tables.

Joe Wang has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains six additional commits since the last revision:

 - Merge branch 'master' into JDK-8265248 before a major commit that will
   involve many (57) classes.
 - Thanks Roger. Changed to fully qualified names. Also made them align left instead of center
 - Add legacy property names table
 - replace isAssignableFrom with instanceof
 - Update the CSR. See Update 03 in the CSR
 - 8265248: Implementation Specific Properties: change prefix, plus add existing properties

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/3644/files
  - new: https://git.openjdk.java.net/jdk/pull/3644/files/70f634de..d4356925

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=3644&range=05
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=3644&range=04-05

  Stats: 566351 lines in 5111 files changed: 50537 ins; 501716 del; 14098 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3644.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3644/head:pull/3644

PR: https://git.openjdk.java.net/jdk/pull/3644