(4-traders.com) Nov. 18--WATERVILLE -- Collaborative Consulting, the Massachusetts-based technology business that opened a site in Waterville this year, has been purchased by CGI Group Inc., a multibillion dollar global leader in information technology and business processing services based in Montreal, Quebec. Collaborative Consulting is located temporarily in...http://www.4-traders.com/CGI-GROUP-INC-1410156/news/CGI-Multibillion-dollar-tech-business-buys-Collaborative-Consulting-23430123/