For some reason every new Charlatans album seems to be regarded as a comeback, despite the fact that they’ve never really been away. In fact here is a band that has outlived baggy, Britpop (first and second version) and every other fad of the last 15 years. ‘Blackened Blue Eyes’ is a very Charlatans record but is none the worse for that, a groovy, Stonesy kind of thing that knows exactly who it is and how it’s getting home