IDE: mode matrix: save enabled options in session modes

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41461 4005530d-fff6-0310-9dd1-cebe43e6787f
IDE: fixed typos

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41462 4005530d-fff6-0310-9dd1-cebe43e6787f