Boulder-based IntenseDebate, a provider of blog commenting tools, said today that it has been acquired by Automattic, a maker of blogging software. Financial terms of the deal were not disclosed. According to IntenseDebate, the firm will temporarily be going back into private beta with its tools, to give the time to ramp up its hardware. IntenseDebate provides blog commenting tools, which add threaded comments, statistics, tracking, and other features to Wordpress-based blogs. Automattic is the software firm behind Wordpress. IntenseDebate was a participant in the TechStars venture acceleration program.