LCL: gtk2: fixed AskUser,QuestionDlg escape key result

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41476 4005530d-fff6-0310-9dd1-cebe43e6787f
synedit: LoadFromFile support for UTF-8 under Windows

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41478 4005530d-fff6-0310-9dd1-cebe43e6787f
lazutils: fixed compilation under darwin

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@41479 4005530d-fff6-0310-9dd1-cebe43e6787f