Improve SSO Config validation (#572)

* Extract SsoConfig enums to own file

* Add ChangeStripSpaces directive

* Move custom validators to jslib

* Add a11y-invalid directive

* Add and implement dirtyValidators

* Create ssoConfigView model and factory methods

* Add interface for select options

* Don't build SsoConfigData if null

Co-authored-by: Oscar Hinton <oscar@oscarhinton.com>

angular/src/directives/input-strip-spaces.directive.ts

@@ -0,0 +1,12 @@
+import { Directive, ElementRef, HostListener } from "@angular/core";
+
+@Directive({
+  selector: "input[appInputStripSpaces]",
+})
+export class InputStripSpacesDirective {
+  constructor(private el: ElementRef<HTMLInputElement>) {}
+
+  @HostListener("input") onInput() {
+    this.el.nativeElement.value = this.el.nativeElement.value.replace(/ /g, "");
+  }
+}