change wording from "identity" to "identifier" in many places

src/views/NewEditProjectView.vue

@@ -170,7 +170,7 @@ export default class NewEditProjectView extends Vue {
 
     if (!identity) {
       throw new Error(
-        "Attempted to load project records with no identity available.",
+        "Attempted to load project records with no identifier available.",
       );
     }
     return identity;