replace store by data() for OnTheFly creation in AddPersons component

src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourse/store/index.js

@@ -22,7 +22,6 @@ let initPromise = getAccompanyingCourse(id)
          state: {
             accompanyingCourse: accompanying_course,
             addressContext: {},
-            priorSuggestion: {},
             errorMsg: []
          },
          getters: {
@@ -48,25 +47,9 @@ let initPromise = getAccompanyingCourse(id)
                   return true;
                }
                return false;
-            },
-            hasPriorSuggestion(state, getters) {
-               return state.priorSuggestion.key ? true : false;
             }
          },
          mutations: {
-            newPriorSuggestion(state, entity) {
-               console.log('### mutation newPriorSuggestion', entity);
-               if (entity !== null) {
-                  let suggestion = {
-                     key: entity.type + entity.id,
-                     relevance: 0.5,
-                     result: entity
-                  }
-                  state.priorSuggestion = suggestion;
-               } else {
-                  state.priorSuggestion = {};
-               }
-            },
             catchError(state, error) {
                console.log('### mutation: a new error have been catched and pushed in store !', error);
                state.errorMsg.push(error);