It seems like they came all at once – a flurry of new restaurants and bars opening in Doha within days of each other after a long period of stagnation in the food scene. Always willing to put myself in the line of fire, I checked out Peruvian restaurant La Mar, Mexican offering Maya and Cuban joint La Vista 55 – all in the name of research – and there’s a lot to be excited about. Here’s my take on each of them, what to expect and what you should order: La Mar: I’m not going to lie, La Mar and its upstairs bar Manko are among the most exciting…