feat: add UI for settings and app configuration (#90)

Add settings and app configuration UI for web app and self service
applications.

src/app/shared/file-upload/file-upload.component.html

@@ -0,0 +1,6 @@
+<button mat-button (click)="inputFile.click()">
+  <mat-icon>file_upload</mat-icon>
+  Upload an image
+</button>
+{{ filename }}
+<input type="file" #inputFile (change)="onFileSelected($event)" [style.display]="'none'" />

src/app/shared/file-upload/file-upload.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { FileUploadComponent } from './file-upload.component';
+
+describe('FileUploadComponent', () => {
+  let component: FileUploadComponent;
+  let fixture: ComponentFixture<FileUploadComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ FileUploadComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(FileUploadComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/shared/file-upload/file-upload.component.ts

@@ -0,0 +1,21 @@
+import { Component, OnInit } from '@angular/core';
+
+@Component({
+  selector: 'mifosx-file-upload',
+  templateUrl: './file-upload.component.html',
+  styleUrls: ['./file-upload.component.scss']
+})
+export class FileUploadComponent implements OnInit {
+
+  filename: string;
+
+  constructor() { }
+
+  ngOnInit() {
+  }
+
+  onFileSelected($event: any) {
+    this.filename = $event.target.files[0].name;
+  }
+
+}