Bandwidth Graph methods are being depreciated

The following methods will be depreciated on Dec 18, 2019, and removed entirely at a later date.

• SoftLayer_Metric_Tracking_Object::getBackboneBandwidthGraph
• SoftLayer_Network_Backbond::getGraphImage
• SoftLayer_Account::getCurrentBackupStatisticsGraph
• SoftLayer_Account::getCurrentTicketStatisticsGraph

Some pod relationships are being removed

The following relationships will be removed on Dec 18, 2019.

• SoftLayer_Hardware->pod
• SoftLayer_Hardware_Router->pod
• SoftLayer_Network_Component->interface
• SoftLayer_Hardware_Router_Backend->pod
• SoftLayer_Hardware_Router_Frontend->pod