Fixes #5122: support other data from json in Group
Merge pull request #560 from VinceMacBuche/bug_5122/treat_json_params_group

Fixes #5122: support other data from json in Group
Merge branch 'branches/rudder/2.9' into branches/rudder/2.10
Merge branch 'branches/rudder/2.10' into branches/rudder/2.11