[maven-scm] copy for tag 11.6

[maven-scm] copy for tag 11.5

[maven-scm] copy for tag 11.4

Uploading public keys to keyserver.ubuntu.com

[maven-scm] copy for tag 11.2

Update license headers

[maven-scm] copy for tag 10.12

[maven-scm] copy for tag 10.11

[maven-scm] copy for tag 10.10.1

[maven-scm] copy for tag 10.10.0