It’s not been a great year for the world’s coal giants. We’re hearing that China is using less coal and the value of their shares has plummeted. Now one of the world’s biggest energy companies has given up on producing coal altogether. Total SA, the French oil company and one of the six “Supermajor” fossil fuels companies, has confirmed it is no longer producing coal. The Total divestment from coal (geddit?) is marked by the…