Session:
regenerate session id after some time or random.
Default is 'never', can be 'interval' form 0 to 1h and random from always to 1 in 100
Session also checks that strict session settings are enabled
Login class:
Automatic re-read of acl settings after some time (default 5min, can be chnaged via option).
Default set strict headers, can be turned off via option
Moved various parts into their own methods and cleaned up double call logic.
Login is now recorded in the last login entry
no more debug flags are read from the database anymore
All options are set via array and not with a single option (was auto login)
8d3882a6fe