RFR: 7573: Release notes for 8.2.0

[Marcus Hirt]

Run the Transform class to generate the html.

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Commit messages:
 - Removing serializers images
 - 7573: Release notes for 8.2.0

Changes: https://git.openjdk.java.net/jmc/pull/389/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jmc&pr=389&range=00
  Issue: https://bugs.openjdk.java.net/browse/JMC-7573
  Stats: 184 lines in 20 files changed: 180 ins; 0 del; 4 mod
  Patch: https://git.openjdk.java.net/jmc/pull/389.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/389/head:pull/389

PR: https://git.openjdk.java.net/jmc/pull/389