There’s a rule that’s not written in the world of music that applies to young talent that you have an entire lifetime to record your debut album, and then one or two years to produce the next. Sisters from Stockholm Johanna And Klara Soderberg began their journey early, and have since kept going. The dynamic duo of country-folk known by the name of First Aid Kit began their musical journey in 2007 by uploading their songs to Myspace and then submitting them to the local radio station…