IDE: Tweaking the GUI for all compiler options.

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42353 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: Clean and refactor all compiler options parser.

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42354 4005530d-fff6-0310-9dd1-cebe43e6787f
LazControls: add Orientation to TBevelDivider + other improvements. Issue #24786, patch from Vojtech Cihak.

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42355 4005530d-fff6-0310-9dd1-cebe43e6787f