Embattled Papua New Guinea (PNG) Prime Minister Peter O’Neil resigned on Wednesday, putting the country’s LNG development and a preliminary deal with French oil and gas major Total in doubt. O'Neill drew criticism for his deal worth $13 billion with Total and U.S. oil major ExxonMobil to extract, pipe and ship liquefied natural gas (LNG) overseas from the South Pacific country.  After the signing of the deal, O'Neill's government narrowly avoided a no-confidence vote by adjourning parliament for nearly a month. However, on…