removed: dependencies to 'tz' system structure

now we are using PT::Date from pikotools



git-svn-id: svn://ttmath.org/publicrep/winix/trunk@839 e52654a7-88a9-db11-a3e9-0013d4bc506e

plugins/ticket/showtickets.cpp

@@ -2,7 +2,7 @@
  * This file is a part of Winix
  * and is not publicly distributed
  * 
- * Copyright (c) 2010, Tomasz Sowa
+ * Copyright (c) 2010-2012, Tomasz Sowa
  * All rights reserved.
  * 
  */
@@ -56,13 +56,7 @@ bool ShowTickets::Sort::operator()(const Item * item1, const Item * item2)
 	else
 	{
 		// sorting by date
-		tm tm1 = item1->date_creation;
-		tm tm2 = item2->date_creation;
-
-		time_t time1 = Time(tm1);
-		time_t time2 = Time(tm2);
-
-		return time1 > time2;
+		return item1->date_creation > item2->date_creation;
 	}
 }