Merge pull request #8207 from NuGet/Add-by-required-fields-in-forms

adding an * by required fields in forms

Author: lyndaidaii

src/Bootstrap/dist/css/bootstrap-theme.css

@@ -53,6 +53,11 @@
         height: 282px;
       }
     }
+
+    .required:after {
+      color: red;
+      content: " *";
+    }
   }
 
   .add-api-key {

src/Bootstrap/less/theme/page-api-keys.less

@@ -274,7 +274,7 @@
         <!-- ko ifnot: Key -->
         <div class="row">
             <div class="col-sm-7 form-group">
-                <label data-bind="attr: { for: DescriptionId,
+                <label class="control-label required" data-bind="attr: { for: DescriptionId,
                                           id: DescriptionId() + '-label' }">Key Name</label>
                 <input type="text" class="form-control"
                        data-bind="attr: { id: DescriptionId,