Oil giant Total has long played a dangerous game in Iran, Sudan and Burma. Now it's trying to get back into Iraq.Total S.A., The French oil major that has been in Iraq since 1927, isn't saying much these days about how it's going to maneuver its way back in. But that doesn't mean it can't dream. Word is that it has already had informal discussions with ExxonMobil about forming a joint venture to exploit Iraq's Majnoon and Nahr bin Umar oilfields as soon as a new Iraqi government is formed. Together those two fields have the potential to pump out...