(Reuters) - 1/THE ORACLES SPEAKGeopolitics overshadowed monetary policy for the first time in many months in early January. But such distractions tend to be short-lived nowadays, with investors getting back to central bank-watching swiftly. Rate-setters in many countries are about to hold their first policy meetings of 2020 - in Japan on Monday and Tuesday, Canada on Wednesday, Norway and the euro zone on Thursday. On Friday, China sets loan prime rates. In emerging markets, Indonesia and..