added: now plugin ticket uses a new horizontal table (plugins.ticket)

columns: dir_id, param, value
we are able to build complicated tickets 



git-svn-id: svn://ttmath.org/publicrep/winix/trunk@664 e52654a7-88a9-db11-a3e9-0013d4bc506e

db/dbitemquery.h

@@ -45,6 +45,8 @@ struct DbItemQuery
 	bool auth_equal;		// if true means auth should be equal
 	bool sort_asc;
 
+	long limit;
+	long offset;
 
 	DbItemQuery();
 	
@@ -56,6 +58,9 @@ struct DbItemQuery
 	void WhereParentId(long parent_id_);
 	void WhereType(Item::Type type_);
 	void WhereAuth(Item::Auth st, bool equal = true);
+
+	void Limit(long l);  // setting 0 turns off
+	void Offset(long o); // setting 0 turns off
 };