images: added message icons

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@45252 4005530d-fff6-0310-9dd1-cebe43e6787f
images: added message icons

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@45253 4005530d-fff6-0310-9dd1-cebe43e6787f
images: added 11x11 message icons

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@45254 4005530d-fff6-0310-9dd1-cebe43e6787f