Added: classes for firewall policies
Added: API functions for listing firewall policies
Added: API function for creating multiple firewall policies
Added: API function for creating firewall policy
Added: API fucntion for editing firewall policy
Added: classes for subscription objects
Changed: VLAN info object structure
Added: API function for editing VLAN
Changed: Structure for IP object
Added: API function for editing
Changed: Drive size type
Added: API function for getting subscriptions list
Added: SubscriptionRecource class
Added: API functions for creatating subscriptions
Added: API fucntions for subscription extending & enabling autorenew
Added: API function for getting grouped subscriptions
Added: API function for getting subscriptions calculator
Changed: CurrentUsage object structure