Fix examples typos

Author: levkovskiy.dmitry

examples/app/app.component.html

@@ -26,8 +26,8 @@ <h2>Angular 2 Forms</h2>
             <dx-text-box formControlName="passwordControl" [(ngModel)]="password" mode="password" [isValid]="passwordControl.valid || passwordControl.pristine" [validationError]="{ message: 'Password should be greater that six symbols' }"></dx-text-box>
 
         </div>
-        <label>Toggle form constrols state: </label>
-        <dx-switch (onValueChanged)="toggleFormConsrolsState($event)"></dx-switch><br/>
+        <label>Toggle form controls state: </label>
+        <dx-switch (onValueChanged)="toggleFormControlsState($event)"></dx-switch><br/>
         <dx-button text="Submit" (onClick)="onSubmit()"></dx-button>
     </form>
 

examples/app/app.component.ts

@@ -169,7 +169,7 @@ export class AppComponent implements OnInit {
     callNumber(number) {
         alert(number + ' is being called...');
     }
-    toggleFormConsrolsState(e) {
+    toggleFormControlsState(e) {
         if (e.value) {
             this.emailControl.disable();
             this.passwordControl.disable();