codetools: allow protected as variable name

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40762 4005530d-fff6-0310-9dd1-cebe43e6787f
fpvectorial: Starts adding support for layer styles

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@40763 4005530d-fff6-0310-9dd1-cebe43e6787f