CONN-1524: Added code to configure the Timestamp Validator WS-Security properties (TimeStampStrict,TimeStampTimeToLive,FutureTimeToLive)

Added code to configure the Timestamp Validator WS-Security properties:
1. TimeStampStrict
2. TimeStampTimeToLive
3. FutureTimeToLive
This should be final.  Also, why was this changed from private?