fixed autofocus in input fields (fixes #374)

terminus-core/src/directives/autofocus.directive.ts

@@ -0,0 +1,15 @@
+import { Directive, AfterViewInit, ElementRef } from '@angular/core'
+
+@Directive({
+    selector: '[autofocus]'
+})
+export class AutofocusDirective implements AfterViewInit {
+    constructor (private el: ElementRef) { }
+
+    ngAfterViewInit () {
+        this.el.nativeElement.blur()
+        setTimeout(() => {
+            this.el.nativeElement.focus()
+        })
+    }
+}