Fixed issue with research_output fragment save

Moved validation info to the new additional_info field

Solved issue with fragment saving in modal

Added missing data_reformater in fragment saving process

Implemented Locking mechanism for madmp_fragment

Changed madmp_fragment create & update process

Solved issue with fragment modal saving

Fragment form now submits to the fragment controller

Fix to the linked fragment list refresh

Added readonly support, still needs to impletement readonly for modals

Added function for sub_schemas loading

Solved issue with research output ordering

Dynamic forms should use schema_id instead of classname

Remade research outputs sorting

Research output fragment should be deleted with the research output

Fixed research output display for readonly users

Research Output list should be updated according to the informations filled in the fragment modal

Solved issue with fragment saving deleting research_output_id in research_output fragments

Some code cleaning

Research outputs are now created remotely & research output fragment is now edital through modal

Some code cleaning

Renamed StructuredAnswer => MadmpFragment & StructuredDataSchema => MadmpSchema

Solved issue with saving a new fragment on a newly created answer

Fused all the code about linked fragment list into one place

Moved data_reformater in helper & changed schema params generation

Merged DMP OPIDOR V2.3.0

Implemented sub fragment form

Feedback complete notification now displays the proper user

Implemented simple new/edit methods for standalone fragments

Uncommented verify_authorized in StructuredAnswer controller