minor changes

src/main/webapp/app/rsc-tree/rsc-tree.component.html

@@ -5,16 +5,13 @@
     <button mat-raised-button color="primary"><mat-icon>explore</mat-icon> <span>View</span></button>
     <button mat-raised-button color="primary"><mat-icon>help</mat-icon><span>Help</span></button>
   </div>
-
+  <!--IMPORTANTE: BINDING FATTO SU CONTEXT_ID -->
   <div id="form-container" class="col-md-9 mt-2">
     VALUE:...{{ contextInput.value }}
     <form [formGroup]="myForm">
       <mat-form-field>
         <mat-label class="ml-4 flex-grow-1">Select Context</mat-label>
         <input #contextInput (keyup)="(0)" matInput placeholder="Context" [matAutocomplete]="auto" [formControl]="contextCtrl" required />
-        <!--<div *ngIf="contextCtrl.errors?.['required']">
-			    Context is required.
-			  </div>-->
         <mat-autocomplete #auto="matAutocomplete">
           <mat-option
             (onSelectionChange)="(contextInput.value != undefined)"