“Wow, man. Hertel Avenue. Whoda thunk it?” Robby Takac was goading the crowd at the North Park Theatre on Tuesday evening, but he didn’t need to. The assembled were already with Takac and his partner in the Goo Goo Dolls, John Rzeznik, from the moment the house lights dimmed.Takac had a point, of course. Until recently, the North Park appeared poised to go the way of so many iconic Buffalo landmarks over the years – a once beloved piece of our culture gone to seed and left abandoned.But on Tuesday, the Goo Goo Dolls threw a party, made a movie of that party, played within the Buffalo city limi