What have the top enterprise-level SEO software and service companies been up to lately? Read on to discover the latest research, awards, tool updates, and company news from Rosetta, BrightEdge, Covario, Acquisio, and others. Rosetta: Google’s Penguin Had a Positive Impact on Rankings of Sites Studied Contrary to the overwhelming sentiment that Penguin is a heartless site destroyer, digital and direct interactive agency Rosetta published a case study and series of insights demonstrating a positive effect on site rankings they attribute to it. In collaboration with BrightEdge, Rosetta analyzed 7 client and 23 client competitor sites in Consumer Product s good to see a reminder that some sites are indeed benefiting from good…