The Texas high school football playoffs are here. The bi-district round wrapped up Saturday, marking the conclusion of the opening round of the UIL postseason. Catch up on the top games in the bi-district round, from small schools (1A through 4A), to Class 5A and Class 6A, the upset of the first round — Lake Travis over No. 6 Vandegrift — and top performances spanning all corners of the state. Each week, the number of teams left is halved until championship week Dec. 7-9 at AT&T Stadium at AT&T Stadium in Arlington. The area round begins Thursday, regionals are Nov.…