Add config endpoint service

src/app/core/shared/config/config-submission-definitions.model.ts

@@ -0,0 +1,15 @@
+import { autoserialize, inheritSerialization } from 'cerialize';
+import { ConfigObject } from './config.model';
+import { SubmissionSectionModel } from './config-submission-section.model';
+import { RemoteData } from '../../data/remote-data';
+
+@inheritSerialization(ConfigObject)
+export class SubmissionDefinitionsModel extends ConfigObject {
+
+  @autoserialize
+  isDefault: boolean;
+
+  @autoserialize
+  sections: RemoteData<SubmissionSectionModel[]>;
+
+}