LCL: comment

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@45330 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: windows: single button taskbar: hint

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@45331 4005530d-fff6-0310-9dd1-cebe43e6787f