AMBARI-3823. Not selected but installed service. (onechiporenko)

ambari-web/app/routes/add_service_routes.js

@@ -300,6 +300,7 @@ module.exports = Em.Route.extend({
       controller.setCurrentStep('7');
       controller.dataLoading().done(function () {
         controller.loadAllPriorSteps();
+        controller.setLowerStepsDisable(7);
         controller.connectOutlet('wizardStep10', controller.get('content'));
       })
     },

ambari-web/app/templates/wizard/step10.hbs

@@ -43,6 +43,5 @@
   {{/each}}
 </div>
 <div class="btn-area">
-  <a class="btn pull-left" {{bindAttr disabled="isSubmitDisabled"}} {{action back}}>&larr; {{t common.back}}</a>
   <a class="btn btn-success pull-right" {{bindAttr disabled="isSubmitDisabled"}} {{action complete}}>{{t common.complete}} &rarr;</a>
 </div>