Ajout d'un cache sur les appels vers les

données de type "référentiel"

Front/skydivelogs-app/src/services/base.service.ts

@@ -1,10 +1,12 @@
 import { HttpHeaders } from '@angular/common/http';
 
 import { ConfigurationHelper } from './configuration-helper';
+import { ServiceRefData } from './service-ref-data.service';
 
 export class BaseService {
     protected headers: HttpHeaders;
     protected apiUrl: string;
+    protected serviceRefData : ServiceRefData;
 
     constructor() {
         ConfigurationHelper.settings.subscribe(settings => 
@@ -18,5 +20,7 @@ export class BaseService {
                 this.apiUrl = tmpApiUrl + '/api';
             }
         });
+
+        this.serviceRefData = new ServiceRefData();
     }
 }