added basic subscriptions support for playlists and channels

update youtube-dl binary on windows

updated favicon to the new icon

src/app/dialogs/subscription-info-dialog/subscription-info-dialog.component.html

@@ -0,0 +1,10 @@
+<h4 mat-dialog-title>{{sub.name}}</h4>
+
+<mat-dialog-content>
+    <strong>Type:</strong> {{(sub.isPlaylist ? 'Playlist' : 'Channel')}}
+</mat-dialog-content>
+
+<mat-dialog-actions>
+    <button mat-button mat-dialog-close>Close</button>
+    <button mat-button (click)="unsubscribe()" color="warn">Unsubscribe</button>
+</mat-dialog-actions>

src/app/dialogs/subscription-info-dialog/subscription-info-dialog.component.spec.ts

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

src/app/dialogs/subscription-info-dialog/subscription-info-dialog.component.ts

@@ -0,0 +1,32 @@
+import { Component, OnInit, Inject } from '@angular/core';
+import { MatDialogRef, MAT_DIALOG_DATA } from '@angular/material';
+import { PostsService } from 'app/posts.services';
+
+@Component({
+  selector: 'app-subscription-info-dialog',
+  templateUrl: './subscription-info-dialog.component.html',
+  styleUrls: ['./subscription-info-dialog.component.scss']
+})
+export class SubscriptionInfoDialogComponent implements OnInit {
+
+  sub = null;
+  unsubbedEmitter = null;
+
+  constructor(public dialogRef: MatDialogRef<SubscriptionInfoDialogComponent>,
+    @Inject(MAT_DIALOG_DATA) public data: any, private postsService: PostsService) { }
+
+  ngOnInit() {
+    if (this.data) {
+      this.sub = this.data.sub;
+      this.unsubbedEmitter = this.data.unsubbedEmitter;
+    }
+  }
+
+  unsubscribe() {
+    this.postsService.unsubscribe(this.sub, true).subscribe(res => {
+      this.unsubbedEmitter.emit(true);
+      this.dialogRef.close();
+    });
+  }
+
+}