Remove unused (and broken) visualize tab

static/js/pages/repo-view.js

@@ -27,8 +27,7 @@
       'selectedTags': [],
       'repository': null,
       'imageLoader': imageLoader,
-      'builds': null,
-      'changesVisible': false
+      'builds': null
     };
 
     var buildPollChannel = null;
@@ -147,10 +146,6 @@
       }, 10);
     };
 
-    $scope.handleChangesState = function(value) {
-      $scope.viewScope.changesVisible = value;
-    };
-
     $scope.getImages = function(callback) {
       loadImages(callback);
     };