IDE: filter the all compiler options list properly using recursion.

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42114 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: automatically created XML header in lazarus.lpi

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@42115 4005530d-fff6-0310-9dd1-cebe43e6787f