Liam and Noel Gallagher on stage in Cardiff on Friday nightAnyone feeling a little nervous about Oasis’ comeback shows can do a massive exhale – as the group’s first reunion performances received a unanimous wave of praise over the weekend.In a moment that many music fans thought might never happen, Liam and Noel Gallagher performed together for the first time in decades on Friday night, for the first in a string of Oasis shows scheduled for the rest of this year.The first tour dates took place in Cardiff on Friday and Saturday night, with the shows getting glowing feedback, including a run five-star reviews.Here’s a quick glimpse at everything that’s been said about Oasis’ first performances since their reunion so far…