Opening night for Finding Neverland in Dallas ended with a cheering crowd and a standing ovation. This whimsical musical runs through July 23 at the AT&T Performing Arts Center Margot and Bill Winspear Opera House in the downtown Dallas Arts District. These days, most of us know “adulting” is hard work and if you don’t believe it, we have the memes to prove it. After a long day on the job, we grown ups even have TV shows about time lords, zombies, and queens who give birth to dragons to make us forget our cares. In 1903, however, the fantasy genre…