LazUtils: move GetFileDescription from FileUtil to LazFileUtils.
Part of moving all UTF8 related filefunctions to LazFileUtils.


git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41903 4005530d-fff6-0310-9dd1-cebe43e6787f
anchordocking: added Lines style of anchordocking grabber (title of form).Patch from Andrey Zubarev.issue #24649


git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41904 4005530d-fff6-0310-9dd1-cebe43e6787f