Fixes #5289: Rudder-init needs 2 arguments not 5, keep compatability
Fixes #5323: Correct rudder-plugin to use the right anchor to add / update / remove plugins
Merge pull request #450 from Kegeruneku/bug_5323/int/5323_change_rudder_plugin_anchor

Fixes #5323: Correct rudder-plugin to use the right anchor to add / upda...
Merge branch 'branches/rudder/2.11'
Merge pull request #447 from VinceMacBuche/bug_5289/rudder-init_arguments

Fixes #5289: Rudder-init needs 2 arguments not 5
Merge branch 'branches/rudder/2.11'
Fixes #5331: Add migration scrip tot add root server role
Merge pull request #451 from VinceMacBuche/bug_5331/add_migration_script

Fixes #5331: Add migration scrip tot add root server role
Merge branch 'branches/rudder/2.11'