Ported:

Guest Book

Chore:
  Added New Day Offset and Timezone Offset in settings so that they can be shared consistently and also set in runtime.

bookie/src/app/app.module.ts

@@ -25,7 +25,7 @@ import { CoreModule } from './core/core.module';
 import { ReactiveFormsModule } from '@angular/forms';
 import { SharedModule } from './shared/shared.module';
 import { FlexLayoutModule } from '@angular/flex-layout';
-import { MatToolbarModule } from "@angular/material/toolbar";
+import { MatToolbarModule } from '@angular/material/toolbar';
 import { NavBarComponent } from './nav-bar/nav-bar.component';
 
 registerLocaleData(enIN);