LazFileUtils: Update comments for TryCreateRelativePath.


git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41467 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: mode matrix: save global session states

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41468 4005530d-fff6-0310-9dd1-cebe43e6787f