p.haul: modify p_haul_fs initialization
p.haul: modify p_haul_fs initialization

Add parsing of shared disks

Signed-off-by: Alexander Burluka <e1a296dbcd92383e62ed2d193750f7aed5ae3091@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@virtuozzo.com>

aburluka/p.haul,arthurlockman/p.haul,xemul/p.haul,xemul/p.haul,jne100/p.haul,arthurlockman/p.haul,aburluka/p.haul,jne100/p.haul,aburluka/p.haul,xemul/p.haul,aburluka/p.haul,arthurlockman/p.haul,arthurlockman/p.haul,jne100/p.haul,xemul/p.haul,jne100/p.haul,jne100/p.haul,arthurlockman/p.haul,xemul/p.haul,aburluka/p.haul