added: to config: 'content_type_header' parameter

the kind of "Content-Type" header send to the client
       if utf8 is enabled then 'charset=UTF-8' will also be appended
added: to templates: an index pattern for 'rawcontent'
       used when 'rawcontent' parameter is present
       by default the template has only one [content] ezc function
       useful in AJAX requests       


git-svn-id: svn://ttmath.org/publicrep/winix/trunk@784 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/config.cpp

@@ -227,6 +227,8 @@ void Config::AssignValues(bool stdout_is_closed)
 
 	pattern_cacher_when_delete     = Size(L"pattern_cacher_when_delete", 130);
 	pattern_cacher_how_many_delete = Size(L"pattern_cacher_how_many_delete", 30);
+
+	content_type_header = Int(L"content_type_header", 0);
 }
 
 
@@ -245,6 +247,9 @@ void Config::SetAdditionalVariables()
 
 	CheckLocale();
 	CheckPasswd();
+
+	if( content_type_header < 0 || content_type_header > 2 )
+		content_type_header = 0;
 }