Input placeholder disappears on focus.

Left value blank and added placeholder. Now the placeholder disappears
on focus.

Author: HeliumSquid

index.html

@@ -74,12 +74,12 @@ <h3 class="demo-panel-title">Input</h3>
         </div>
         <div class="col-xs-3">
           <div class="form-group has-error">
-            <input type="text" value="Error" class="form-control" />
+            <input type="text" value="" placeholder="Error" class="form-control" />
           </div>
         </div>
         <div class="col-xs-3">
           <div class="form-group has-success">
-            <input type="text" value="Success" class="form-control" />
+            <input type="text" value="" placeholder="Success" class="form-control" />
             <span class="input-icon fui-check-inverted"></span>
           </div>
         </div>