Fix autour des dates.

Front/skydivelogs-app/src/app/app.module.ts

@@ -12,6 +12,7 @@ import { NewJumpComponent } from './new-jump/new-jump.component';
 import { ListOfAircraftsComponent } from './list-of-aircrafts/list-of-aircrafts.component';
 import { ListOfJumpTypesComponent } from './list-of-jump-types/list-of-jump-types.component';
 
+import { DateService } from '../services/dateService';
 import { ServiceApiGet } from '../services/serviceApiGet';
 import { ServiceApiPost } from '../services/serviceApiPost';
 import { ServiceComm } from '../services/serviceComm';
@@ -74,7 +75,7 @@ const appRoutes: Routes = [
     MatIconModule
   ],
   exports: [HttpClientModule],
-  providers: [ServiceApiPost, ServiceApiGet, ServiceComm],
+  providers: [ServiceApiPost, ServiceApiGet, ServiceComm, DateService],
   bootstrap: [AppComponent]
 })
 export class AppModule { }