Add to new Olympus lenses.

git-svn-id: svn://dev.exiv2.org/svn@3244 b7c8b350-86e7-0310-a4b4-de8f6a8f16a3
Fix lens names in latest commit to match official Olympus names.

git-svn-id: svn://dev.exiv2.org/svn@3245 b7c8b350-86e7-0310-a4b4-de8f6a8f16a3