feat: add app shell (angular-material)

Add app shell built using angular-material and flex-layout. Refractor
code due to configuration changes.

Fixes #52

src/app/app.module.ts

@@ -1,46 +1,52 @@
 import { BrowserModule } from '@angular/platform-browser';
+import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 import { NgModule } from '@angular/core';
 import { FormsModule } from '@angular/forms';
 import { HttpClientModule } from '@angular/common/http';
 import { ServiceWorkerModule } from '@angular/service-worker';
+
 import { TranslateModule } from '@ngx-translate/core';
 import { NgxChartsModule } from '@swimlane/ngx-charts';
 
 import { environment } from '../environments/environment';
-import { CoreModule } from '../app/core';
-import { SharedModule } from '../app/shared';
+
+import { WebAppComponent } from './web-app.component';
+
+import { CoreModule } from './core/core.module';
+import { SharedModule } from './shared/shared.module';
+import { NavigationModule } from './navigation/navigation.module';
 import { HomeModule } from './home/home.module';
 import { AboutModule } from './about/about.module';
+import { LoginModule } from './login/login.module';
 import { ClientsModule} from './clients/clients.module';
 import { AccountingModule } from './accounting/accounting.module';
-import { LoginModule } from './login/login.module';
-import { AppComponent } from './app.component';
-import { AppRoutingModule } from './app-routing.module';
-import { NavigationModule } from './navigation/navigation.module';
 import { SelfServiceModule } from './self-service/self-service.module';
 
+import { AppRoutingModule } from './app-routing.module';
+
 @NgModule({
   imports: [
     BrowserModule,
-    ServiceWorkerModule.register('./ngsw-worker.js', { enabled: environment.production }),
+    BrowserAnimationsModule,
     FormsModule,
     HttpClientModule,
+    ServiceWorkerModule.register('./ngsw-worker.js', { enabled: environment.production }),
     TranslateModule.forRoot(),
     NgxChartsModule,
     CoreModule,
     SharedModule,
+    NavigationModule,
     HomeModule,
     AboutModule,
+    LoginModule,
     ClientsModule,
     AccountingModule,
-    LoginModule,
-    NavigationModule,
     SelfServiceModule,
     AppRoutingModule
   ],
-  declarations: [AppComponent],
+  declarations: [WebAppComponent],
   providers: [
   ],
-  bootstrap: [AppComponent]
+  bootstrap: [WebAppComponent]
 })
 export class AppModule { }