LazControls: Renamed TAdvancedTabControl to Extended

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42591 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: make grouping in component palette popup window more generic. Group pages by first word.

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42592 4005530d-fff6-0310-9dd1-cebe43e6787f