SAN FRANCISCO (Reuters) - Blockchain technology startup Ripple Labs Inc confirmed to Reuters on Friday that it hired Amir Sarhangi, who had been leading Google’s rollout of a new wireless messaging system, as vice president of products. San Francisco-based Ripple, which is among the most well known startups trying to capitalize on the technology that underpins cryptocurrencies, said it was excited to have Sarhangi leading its effort to develop a global payments network known as...