Please document the changes to the interface as defined by
Specifically, the changes in full are:
- Use of 'getMaxTime' against the Session Resource is now deprecated in favour of the new 'getTimeLeft'
- 'getTimeLeft' has been added to the Session Resource, indicating the time left on your session
- 'getMaxSessionTime' has been added to the Session Resource, indicating the total time that was available in your session
- 'getMaxIdle' has been added to the SessionResource, indicating the total time that is available for this session to be idle
- 'getIdle' remains unchanged, indicating the time remaining that a session may be idle.