Update copyright notice in README file

Get ready to release 1.2.3

Get ready to release 1.2.2

Split the release notes in one release not per branch.

Fix the README file.

Get ready to release 1.1.3

get ready to release 1.1.2

git-archimport-id: jdavid@itaapy.com--public/Localizer--main--1.1--patch-39

get ready to release 1.1.1

git-archimport-id: jdavid@itaapy.com--public/Localizer--main--1.1--patch-37

backwards compatibility patches by Yoshinori Okuji

git-archimport-id: jdavid@itaapy.com--public/Localizer--main--1.1--patch-32