This thread discusses the article:
Do more with Joomla 3.4 and Community Builder 2.0.7
The CB 2.0.7 change log is:
5131 Blog defaults not set early enough in construct
5130 Joomla 3.4 packages can no longer upgrade without upgrade attribute
5126 CB User Manager field search not working
5124 Filtering API escaping substitution attributes
5119 Field object caching causing ordering to be incorrect
5107 Plugin management batch process not working