(Reuters) - Warren Buffett's Berkshire Hathaway Inc is eyeing more newspapers, according to a memo posted on Jim Romenesko's media website. http://bit.ly/JLNPkE The Oracle of Omaha wrote in a memo to Berkshire Hathaway's publishers and editors that "Berkshire will probably purchase more papers in the next few years," according to the website. Buffett's company announced on May 17 that it would buy the majority of Media General Inc's papers for $142 million in cash and that it would form a new subsidiary called BH Media Group. ...