Driver instances
 A driver instance is the configuration for a driver to connect a single external/internal system with ELEMENT.
 Fields
    | Field |  Type |  Description |  
    id |  uuid |  Unique id of driver instance |  
  name |  string |  Name of driver instance |  
  driver |  string |  Name of driver module |  
  opts |  map |  Map of options |  
  enabled |  boolean |  Flag if enabled |  
  meta |  map |  Map of metadata |  
  public |  boolean |  Flag if shared with all mandates |  
  
 Associations
    | Association |  Cardinality |  Foreign Entity |  Description |  Can access |  
    owner |  one |  Mandates |  Mandate that owns this driver instance |   |  
  mandates |  many |  Mandate |  Mandates with access to this driver instance |   |  
  interfaces |  many |  Device Interface |  Interfaces that are using this driver instance |   |  
  devices |  many |  Devices |  Devices of interfaces that are using this driver instance |   |