Signature Key Management - UI Improvements

Desired Behavior

• UI Components
  • provide a new button with a "delete" icon and a tooltip "Delete Certificate" for the CA Certificate row
  • provide a new button with a "delete" icon and a tooltip "Delete private/public key" for the Keys and Certificates row
  • provide a checkbox "use SSL CA for signing keys"in the CA Certificate row to decide if the SSL CA should be used for Signature Key Management also. type boolean, default false
  • Modal Window "Generate Key":
    • provide additional entry field "Distinguished Name" to enter DN credentials for the certificate generation, type  string,
• Function:
  • Delete Key
    • call api /profile/key/delete with empty body or auditlog if applicable
  • Delete CA Certificate
    • call api /profile/key/ca/delete with empty body or auditlog if applicable
  • Generate Key
    • use SSL CA checkbox 
      • if true the CA from SSL Key Management will also be used to create signing keys and certificates, additional property in /profile/key/generate api
    • Distinguished Name: additional property in /profile/key/generate api