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/home/dashboard/dashboard.component.ts

@@ -1,16 +1,16 @@
 import { Component, OnInit } from '@angular/core';
-import { NgxChartsModule } from '@swimlane/ngx-charts';
+
 import { single } from './data';
 
 @Component({
-  selector: 'app-dashboard',
+  selector: 'mifosx-dashboard',
   templateUrl: './dashboard.component.html',
   styleUrls: ['./dashboard.component.scss']
 })
 export class DashboardComponent implements OnInit {
+
   single: any[];
   multi: any[];
-
   view: any[] = [600, 350];
 
   // options
@@ -26,11 +26,12 @@ export class DashboardComponent implements OnInit {
   colorScheme = {
     domain: ['#5AA454', '#A10A28', '#C7B42C', '#AAAAAA']
   };
+
   constructor() {
     Object.assign(this, { single });
   }
-  ngOnInit() {
 
+  ngOnInit() {
   }
 
 }