fixes #55347

fixed a bug in MacOsVersionDetection

git-svn-id: svn://svn.appwork.org/utils@2160 21714237-3853-44ef-a1f0-ef8f03a7d1fe
fixes http://svn.jdownloader.org/issues/54846
fixes #54846


git-svn-id: svn://svn.appwork.org/utils@2161 21714237-3853-44ef-a1f0-ef8f03a7d1fe