Moved all auth schemas into their own files. Updated imports.

bookie/src/app/core/section-printer.ts

@@ -2,13 +2,13 @@ import { MenuCategory } from './menu-category';
 import { Printer } from './printer';
 
 export class SectionPrinter {
-  menuCategory: MenuCategory;
-  printer: Printer;
+  menuCategory: MenuCategory | null;
+  printer: Printer | null;
   copies: number;
 
   public constructor(init?: Partial<SectionPrinter>) {
-    this.menuCategory = new MenuCategory();
-    this.printer = new Printer();
+    this.menuCategory = null;
+    this.printer = null;
     this.copies = 0;
     Object.assign(this, init);
   }

bookie/src/app/core/table.ts

@@ -4,7 +4,7 @@ export class Table {
   id: string | undefined;
   name: string;
   seats: number;
-  section: Section;
+  section?: Section;
   isActive: boolean;
   voucherId?: string;
   status?: string;