[maven-release-plugin] copy for tag r4.12

[maven-release-plugin] copy for tag r4.12-beta-3

[maven-release-plugin] copy for tag r4.12-beta-2

[maven-release-plugin] copy for tag r4.12-beta-1

Release 4.11

Release 4.11-beta-1

4.10 final

JUnit 4.9 final release--updating version number

Update version to 4.9b4

Fix factuality and typo in release notes