Fixed paths for requiring classes within tests

lib/assets/test/spec/cartodb/explore/collection.spec.js

@@ -1,7 +1,7 @@
 var $ = require('jquery');
 var cdb = require('cartodb.js');
 cdb.admin = require('cdb.admin');
-var Visualizations = require('../../../../../../javascripts/cartodb/explore/feed_collection');
+var Visualizations = require('../../../../javascripts/cartodb/explore/feed_collection');
 
 describe('explore/feed_collection', function() {
 

lib/assets/test/spec/cartodb/explore/model.spec.js

@@ -1,7 +1,7 @@
 var $ = require('jquery');
 var cdb = require('cartodb.js');
 cdb.admin = require('cdb.admin');
-var ExploreModel = require('../../../../../../javascripts/cartodb/explore/model');
+var ExploreModel = require('../../../../javascripts/cartodb/explore/model');
 
 describe('explore/model', function() {
 

lib/assets/test/spec/cartodb/feed/feed.spec.js

@@ -1,9 +1,8 @@
 var $ = require('jquery');
 var cdb = require('cartodb.js');
 cdb.admin = require('cdb.admin');
-
-var Feed = require('../../../../../../javascripts/cartodb/user_feed/view');
-var Visualizations = require('../../../../../../javascripts/cartodb/user_feed/feed_collection');
+var Feed = require('../../../../javascripts/cartodb/user_feed/view');
+var Visualizations = require('../../../../javascripts/cartodb/user_feed/feed_collection');
 
 describe('feed/view', function() {