SONARJAVA-1091 Upgrade JaCoCo version

Fix some quality flaws

[maven-release-plugin] copy for tag 3.3

SONARJAVA-1050 RSPEC-2097 Fix false positive: add type checking of pa…

…rameter through getClass().equals()

Fix quality flaw: increase code coverage

SONARJAVA-1036 RSPEC-2675 "readObject" should not be "synchronized"

[maven-release-plugin] copy for tag 3.2

[maven-release-plugin] copy for tag 3.1

[maven-release-plugin] copy for tag 3.0

[maven-release-plugin] copy for tag 2.9.1