BOSTON--(BUSINESS WIRE)--GTxcel launches into 2015 with a record setting quarter to end 2014. The popular digital and mobile publishing leader is sure that the momentum will carry over into the New Year, with numerous products and features already released, and many more to come. GTxcel exceeded their Q4 goal by more than 200% and grew their customer base by 20% in just one quarter. “With multi-platform clients with 10-22 million readers we know we are delivering a SaaS Platform solution that t