From yNet News- World’s biggest social network hires PR firm in Jewish state in bid to strengthen its brand among user, attract more developers and advertisers. Facebook is launching official operations in Israel : The company has hired the Shalom TELAVIV public relations firm, owned by Zamir Dahbash and Rinat Friedman, to serve as its media advisor in Israel as part of the social network’s future activities in the country. The Israeli office will work with the company’s PR personnel in Facebook’s headquarters in London, which is responsible for the company’s activity in Europe and the Middle East. This is…