Medowar/manager: Server part for update and backup management

Medowar 938a0e1c29 fixing script not beeing in client package		1 月之前
..
backups.php	90e0d37438 initial commit	1 月之前
index.php	90e0d37438 initial commit	1 月之前
instances.php	f62663ef10 removed references to psa project #2	1 月之前
login.php	90e0d37438 initial commit	1 月之前
logout.php	90e0d37438 initial commit	1 月之前
releases.php	938a0e1c29 fixing script not beeing in client package	1 月之前
settings.php	90e0d37438 initial commit	1 月之前