Added in a revision picker with dummy data

dashboard/dashboard/elements/test-picker.html

Index: dashboard/dashboard/elements/test-picker.html
diff --git a/dashboard/dashboard/elements/test-picker.html b/dashboard/dashboard/elements/test-picker.html
index 3d1a16eac68860422dc43ce61b146f525290074b..2b1f535462ee48b600763608788c14cef3ada43c 100644
--- a/dashboard/dashboard/elements/test-picker.html
+++ b/dashboard/dashboard/elements/test-picker.html
@@ -158,6 +158,11 @@ found in the LICENSE file.
           ])
         },
 
+         speedReleasing: {
+          type: Boolean,
+          value: false
+        },
+
         xsrfToken: { notify: true }
 
       },
@@ -327,7 +332,8 @@ found in the LICENSE file.
           type: 'sub_tests',
           suite: suite,
           bots: bots.join(','),
-          xsrf_token: this.xsrfToken
+          xsrf_token: this.xsrfToken,
+          speed_releasing: this.speedReleasing,
         };
         this.subtestXhr = simple_xhr.send(
             '/list_tests',