Replace less with scss, add homepage widgets, add registrars selector and registrars page (#2114)

* Replace less compiler with scss

* Replace less with scss, add homepage widgets, add registrars selector and registrars page

console-webapp/src/app/registrar/registrarsTable.component.html

@@ -0,0 +1,25 @@
+<div class="console-app__registrars">
+  <table
+    mat-table
+    [dataSource]="registrarService.registrars"
+    class="mat-elevation-z8"
+  >
+    <ng-container
+      *ngFor="let column of columns"
+      [matColumnDef]="column.columnDef"
+    >
+      <th mat-header-cell *matHeaderCellDef>
+        {{ column.header }}
+      </th>
+      <td mat-cell *matCellDef="let row" [innerHTML]="column.cell(row)"></td>
+    </ng-container>
+
+    <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
+    <tr mat-row *matRowDef="let row; columns: displayedColumns"></tr>
+  </table>
+  <mat-paginator
+    class="mat-elevation-z8"
+    [pageSizeOptions]="[5, 10, 20]"
+    showFirstLastButtons
+  ></mat-paginator>
+</div>