By Grey Whitebloom An uncharacteristically tight-lipped Mikel Arteta would not offer more than three words when pressed on the controversial refereeing decisions in Arsenal’s 1-0 defeat to Aston Villa on Saturday night. “Clear and obvious,” Arteta repeated. Arsenal’s manager, the same one who unleashed a furious tirade against the officials after his side’s similarly narrow 1-0 loss to Newcastle United in November, refused to reveal his “big opinion” concerning the penalty appeal and equaliser that his side were denied. Here’s a look at the incidents that left Arteta bottling up his indignatio…