Forgot a break inf a for-range loop. Broke all the mode detection system.

app/peppy/beatmap.go

@@ -94,6 +94,7 @@ FROM beatmaps `+where+" ORDER BY id DESC LIMIT "+strconv.Itoa(common.InString(1,
 			if diffVal != 0 {
 				bm.Mode = osuapi.Mode(i)
 				bm.DifficultyRating = diffVal
+				break
 			}
 		}
 		bms = append(bms, bm)