Fixed c-n-p typos in validating custom servers
Added simple SSL support for MySQL (mysqli)
Removed support for mysql4 and mysql5 drivers
Removed unused $db parameter
Use the first server from servers list as the default server
Allow different certificates for different users
Removed pointless checkEnvironment()
Fixed call to db->disconnect()
Removed unused var
Added support for Sproxy authentication
Merge branch 'upstream'

Conflicts:
	config/auth.php
	lib/db/manager.php
	lib/db/mysql4.php
	lib/db/mysql5.php
	lib/functions.php
	modules/auth.php
Merge branch 'upstream'

Conflicts:
	lib/db/manager.php
	lib/db/mysql4.php
	lib/db/mysql5.php