Controlls session expiration time.

Function format: |KE_GENERIC_SESSION_TIMEOUT(_time_in_minutes_)| , where:

• _time_in_minutes_ - time in minutes

Timeout Logic

• - get the timeout set by KE_GENERIC_SESSION_TIMEOUT function, if none, use 2 minutes
• - if there is a username from cookie, set the timeout 10 minutes, if previously was set less
• - if the user performed a login in session, set the timeout 30 minutes, if previously was set less
• - if the user has an active shopping cart, set the timeout 30 minutes, if previously was set less