update folder structure based on style guide

src/app/browse-by/browse-by-routing.module.ts

@@ -0,0 +1,32 @@
+import { RouterModule } from '@angular/router';
+import { NgModule } from '@angular/core';
+import { BrowseByGuard } from './browse-by-guard';
+import { BrowseByDSOBreadcrumbResolver } from './browse-by-dso-breadcrumb.resolver';
+import { BrowseByI18nBreadcrumbResolver } from './browse-by-i18n-breadcrumb.resolver';
+import { ThemedBrowseBySwitcherComponent } from './browse-by-switcher/themed-browse-by-switcher.component';
+
+@NgModule({
+  imports: [
+    RouterModule.forChild([
+      {
+        path: '',
+        resolve: { breadcrumb: BrowseByDSOBreadcrumbResolver },
+        children: [
+          {
+            path: ':id',
+            component: ThemedBrowseBySwitcherComponent,
+            canActivate: [BrowseByGuard],
+            resolve: { breadcrumb: BrowseByI18nBreadcrumbResolver },
+            data: { title: 'browse.title', breadcrumbKey: 'browse.metadata' }
+          }
+        ]
+      }])
+  ],
+  providers: [
+    BrowseByI18nBreadcrumbResolver,
+    BrowseByDSOBreadcrumbResolver
+  ]
+})
+export class BrowseByRoutingModule {
+
+}