Rollback 3089 - somehow it's broken the build!

git-svn-id: svn://dev.exiv2.org/svn@3090 b7c8b350-86e7-0310-a4b4-de8f6a8f16a3
Bumping the copyright notice again. (re-doing 3089 without breaking the build!)

git-svn-id: svn://dev.exiv2.org/svn@3091 b7c8b350-86e7-0310-a4b4-de8f6a8f16a3