FileUtil: DeleteDirectory: also delete symlinks in a directory on *nix (don't follow them). Issue #0024415.


git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41159 4005530d-fff6-0310-9dd1-cebe43e6787f
lazutils; fixed compilation under unix

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41160 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: fixed double release linkscanner

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41161 4005530d-fff6-0310-9dd1-cebe43e6787f