Add autoload function to main config file.
Add better DIR declarations in config file based on __DIR__ for libs &
smarty classes.
Load all class files with the new autoload function in header & direct
file calls.
change the order of the includes and change them to require.
move session start away and only set session name as the session is no
started automatically.
set_paths.inc:
missing form set detection, auto create picture cache root folder if it
does not exist
Class.Login.inc
set new acl var show_ea_extra. Is set to 1 if the user has more than one
edit access group
