Added: add an prefiex "u:" to ask tooltip and hardcode_text to use utf8 strings

--HG--
branch : compatibility-develop

code/nel/src/gui/ctrl_base.cpp

@@ -123,9 +123,12 @@ namespace NLGUI
 		if (prop)
 		{
 			const char *propPtr = prop;
-
+			if (strlen(propPtr) > 2 && propPtr[0] == 'u' && propPtr[1] == ':')
+				_ContextHelp = ucstring::makeFromUtf8(std::string(propPtr).substr(2));
+			else
 				_ContextHelp = ucstring(propPtr);
 			
+
 			if( !editorMode && ( strlen(propPtr) > 2 ) )
 			{
 				if ((propPtr[0] == 'u') && (propPtr[1] == 'i'))

code/nel/src/gui/view_text.cpp

@@ -866,6 +866,9 @@ namespace NLGUI
 
 			if (_MultiLine)
 			{
+				if (strlen(propPtr) > 2 && propPtr[0] == 'u' && propPtr[1] == ':')
+					setTextFormatTaged(ucstring::makeFromUtf8(std::string(propPtr).substr(2)));
+				else
 					setTextFormatTaged(CI18N::get(propPtr));
 			}
 			else