Fixed bug #17158: Pagetree: now uses [No title] from language file if no title...

Fixed bug #17158: Pagetree: now uses [No title] from language file if no title is there (Thanks to Stefan Galinski)

git-svn-id: https://svn.typo3.org/TYPO3v4/Core/trunk@10246 709f56b5-9817-0410-a4d7-c38de5d9e867