lazutils: show exceptions of GetFormatSettingsUTF8

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@47103 4005530d-fff6-0310-9dd1-cebe43e6787f
lazutils: paswstring: sanity check macros

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@47104 4005530d-fff6-0310-9dd1-cebe43e6787f
lazutils: sanity check macros

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@47105 4005530d-fff6-0310-9dd1-cebe43e6787f