Update bootstrap base theme

composer.json

@@ -71,7 +71,7 @@
     "drupal/admin_toolbar": "1.19",
     "drupal/avatars": "1.0-beta5",
     "drupal/block_class": "1.x-dev",
-    "drupal/bootstrap": "3.2.0",
+    "drupal/bootstrap": "3.5",
     "drupal/bootstrap_clean_blog": "1.0-rc2",
     "drupal/browser_refresh": "1.3",
     "drupal/chosen": "^2.2",