In this release we have updated the Blackfire agent and probe. See this article on how to profile Magento with Blackfire for information about how to use this tool on Hypernode.
The blackfire-agent was updated from 1.14.1 to 1.17.3 and blackfire-php was updated from 1.7.3 to 1.18.2. See the blackfire-agent changelog for details. Changes will be rolled out over the course of this week.