Merge pull request #206 from inthause/documents

Add new Transaction events and remove implicit Transaction in documents
[NEW] Preliminary support for 3rd party plugin certification
Merge pull request #207 from franckstauffer/plugins

[NEW] Preliminary support for 3rd party plugin certification
Add AuthenticationManager and login event
Rename module Rbs_Users in Rbs_User
Rename module Rbs_Users in Rbs_User