With the new semester upon us, more and more new shows are sprouting up in the gig calender over the next few months. Focusing on the absolute immediate future, however, here’s our comprehensively genre-spanning pick of must-see gigs taking place throughout the country over the next seven days. Seven Quarters: Twinkranes, Halves – Whelan’s, Dublin; Saturday, September 13 The third installment of Dublin gig night Seven Quarters at Whelan’s on Saturday night will see boundlessly intriguing Dublin trio Halves play their last Irish show of the year alongside critically acclaimed experimentalists TWINKRANES. If you are in any way inclined towards exceptional, forward-driven homegrown music, this is not a show…