Optional feedback on account deletion (#8750)

* Fixed rebase.

* Removed commented out mail sending to pass linting. Styles from settings.styl still not propagating to app.css

* fix(feedback): address PR comments

* fix(style): linting errors

website/client-old/js/controllers/settingsCtrl.js

@@ -187,11 +187,11 @@ habitrpg.controller('SettingsCtrl',
       $rootScope.$state.go('tasks');
     }
 
-    $scope['delete'] = function(password) {
+    $scope.delete = function(password, feedback) {
       $http({
         url: ApiUrl.get() + '/api/v3/user',
         method: 'DELETE',
-        data: {password: password},
+        data: {password: password, feedback: feedback},
       })
       .then(function(res, code) {
         localStorage.clear();