Use simpleManagement in GPG plugin

GPG plugin still uses management class for its selection dialog.

(from redmine: issue id 5044, created on 2016-08-02, closed on 2016-08-10)

• Relations:
  • relates #2896 (closed)
  • copied_to #5060
  • copied_to #5061
  • copied_to #5062
  • copied_to #5063
• Changesets:
  • Revision 822e910b by Côme Chilliet on 2016-08-02T16:05:41.000Z:

Fixes #5044 Migrated GPG select dialog to simpleSelectManagement

• Revision b1f37234 by Côme Chilliet on 2016-08-03T08:33:22.000Z:

Fixes #5044 Migrated GPG select dialog to simpleSelectManagement

• Custom Fields:
  • Bug in version: 1.0.14