feat: add server-side pagination, sort and search to groups component (#507)

- Add server-side pagination, sort and search to groups component
- Refactor code to conform to current guidelines

See: #234

src/app/groups/groups-routing.module.ts

@@ -1,3 +1,4 @@
+/** Angular Imports */
 import { NgModule } from '@angular/core';
 import { Routes, RouterModule } from '@angular/router';
 
@@ -7,11 +8,12 @@ import { Route } from '../core/route/route.service';
 /** Translation Imports */
 import { extract } from '../core/i18n/i18n.service';
 
+/** Custom Imports */
 import { GroupsComponent } from './groups.component';
 
+/** Groups Routes */
 const routes: Routes = [
   Route.withShell([
-
     {
       path: 'groups',
       component: GroupsComponent,
@@ -20,6 +22,11 @@ const routes: Routes = [
   ])
 ];
 
+/**
+ * Groups Routing Module
+ *
+ * Configures the groups routes.
+ */
 @NgModule({
   imports: [RouterModule.forChild(routes)],
   exports: [RouterModule],