changed: the way how plugins work

all your plugin functions can have signature either:
void my_function(PluginInfo & info); or
void my_function();
only the main Init should have:
extern "C" void Init(PluginFunction & info);

added: directory 'plugins' for plugins
added: 'stats' plugin
		  


git-svn-id: svn://ttmath.org/publicrep/winix/trunk@624 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/misc.cpp

@@ -324,6 +324,20 @@ return DateToStr(ptm);
 }
 
 
+const char * DateToStrWithoutHours(tm * ptm)
+{
+	return DateToStr(ptm->tm_year + 1900, ptm->tm_mon+1, ptm->tm_mday);
+}
+
+
+const char * DateToStrWithoutHours(time_t t)
+{
+	tm * ptm = std::localtime(&t);
+	
+return DateToStrWithoutHours(ptm);
+}
+
+
 
 // this format is used with cookies
 const char * DateToStrCookie(int year, int month, int day, int hour, int min, int sec)