[jdk11u-dev] RFR: Merge jdk11u:master

[Goetz Lindenmaier]

Merge 11.0.14 ga build from jdk11u to jdk11u-dev

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Commit messages:
 - Merge
 - 8217375: jarsigner breaks old signature with long lines in manifest
 - 8270498: Improve SAX Parser configuration management
 - 8279541: Improve HarfBuzz
 - 8268801: Improve PKCS attribute handling
 - 8272026: Verify Jar Verification
 - 8273756: Enhance BMP image support
 - 8273968: JCK javax_xml tests fail in CI
 - 8270416: Enhance construction of Identity maps
 - 8270392: Improve String constructions
 - ... and 22 more: https://git.openjdk.java.net/jdk11u-dev/compare/66bdaa2f...a2b6178d

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=777&range=00.0
 - jdk11u:master: https://webrevs.openjdk.java.net/?repo=jdk11u-dev&pr=777&range=00.1

Changes: https://git.openjdk.java.net/jdk11u-dev/pull/777/files
  Stats: 7620 lines in 89 files changed: 6162 ins; 876 del; 582 mod
  Patch: https://git.openjdk.java.net/jdk11u-dev/pull/777.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u-dev pull/777/head:pull/777

PR: https://git.openjdk.java.net/jdk11u-dev/pull/777